642501720

素因数分解:

$2^3\times 3^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 576

約数和(自身を含む): 2688940800

約数和(自身を除く): 2046439080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 49, 54, 56, 57, 60, 63, 70, 71, 72, 76, 81, 84, 90, 95, 98, 105, 108, 114, 120, 126, 133, 135, 140, 142, 147, 152, 162, 168, 171, 180, 189, 190, 196, 210, 213, 216, 228, 243, 245, 252, 266, 270, 280, 284, 285, 294, 315, 324, 342, 355, 360, 378, 380, 392, 399, 405, 420, 426, 441, 456, 486, 490, 497, 504, 513, 532, 540, 567, 568, 570, 588, 630, 639, 648, 665, 684, 710, 735, 756, 760, 798, 810, 840, 852, 855, 882, 931, 945, 972, 980, 994, 1026, 1064, 1065, 1080, 1134, 1140, 1176, 1197, 1215, 1260, 1278, 1323, 1330, 1349, 1368, 1420, 1470, 1491, 1512, 1539, 1596, 1620, 1701, 1704, 1710, 1764, 1862, 1890, 1917, 1944, 1960, 1988, 1995, 2052, 2130, 2205, 2268, 2280, 2394, 2430, 2485, 2520, 2556, 2565, 2646, 2660, 2698, 2793, 2835, 2840, 2940, 2982, 3078, 3192, 3195, 3240, 3402, 3420, 3479, 3528, 3591, 3724, 3780, 3834, 3969, 3976, 3990, 4047, 4104, 4260, 4410, 4473, 4536, 4617, 4655, 4788, 4860, 4970, 5112, 5130, 5292, 5320, 5396, 5586, 5670, 5751, 5880, 5964, 5985, 6156, 6390, 6615, 6745, 6804, 6840, 6958, 7182, 7448, 7455, 7560, 7668, 7695, 7938, 7980, 8094, 8379, 8505, 8520, 8820, 8946, 9234, 9310, 9443, 9576, 9585, 9720, 9940, 10260, 10437, 10584, 10773, 10792, 11172, 11340, 11502, 11907, 11928, 11970, 12141, 12312, 12780, 13230, 13419, 13490, 13608, 13916, 13965, 14364, 14910, 15336, 15390, 15876, 15960, 16188, 16758, 17010, 17253, 17395, 17640, 17892, 17955, 18468, 18620, 18886, 19170, 19845, 19880, 20235, 20520, 20874, 21546, 22344, 22365, 22680, 23004, 23085, 23814, 23940, 24282, 25137, 25560, 26460, 26838, 26980, 27832, 27930, 28329, 28728, 28755, 29820, 30780, 31311, 31752, 32319, 32376, 33516, 34020, 34506, 34790, 35784, 35910, 36423, 36936, 37240, 37772, 38340, 39690, 40257, 40470, 41748, 41895, 43092, 44730, 46008, 46170, 47215, 47628, 47880, 48564, 50274, 52185, 52920, 53676, 53865, 53960, 55860, 56658, 57510, 59535, 59640, 60705, 61560, 62622, 64638, 66101, 67032, 67095, 68040, 69012, 69580, 71820, 72846, 75411, 75544, 76680, 79380, 80514, 80940, 83496, 83790, 84987, 86184, 86265, 89460, 92340, 93933, 94430, 95256, 97128, 100548, 104370, 107352, 107730, 109269, 111720, 113316, 115020, 119070, 120771, 121410, 125244, 125685, 129276, 132202, 134190, 138024, 139160, 141645, 143640, 145692, 150822, 156555, 158760, 161028, 161595, 161880, 167580, 169974, 172530, 178920, 182115, 184680, 187866, 188860, 198303, 201096, 201285, 208740, 215460, 218538, 226233, 226632, 230040, 238140, 241542, 242820, 250488, 251370, 254961, 258552, 264404, 268380, 281799, 283290, 291384, 301644, 313110, 322056, 323190, 327807, 330505, 335160, 339948, 345060, 364230, 375732, 377055, 377720, 396606, 402570, 417480, 424935, 430920, 437076, 452466, 469665, 476280, 483084, 485640, 502740, 509922, 528808, 536760, 546345, 563598, 566580, 594909, 603288, 603855, 626220, 646380, 655614, 661010, 679896, 690120, 728460, 751464, 754110, 764883, 793212, 805140, 845397, 849870, 874152, 904932, 939330, 966168, 991515, 1005480, 1019844, 1092690, 1127196, 1131165, 1133160, 1189818, 1207710, 1252440, 1274805, 1292760, 1311228, 1322020, 1408995, 1456920, 1508220, 1529766, 1586424, 1610280, 1639035, 1690794, 1699740, 1784727, 1809864, 1878660, 1983030, 2039688, 2185380, 2254392, 2262330, 2294649, 2379636, 2415420, 2549610, 2622456, 2644040, 2817990, 2974545, 3016440, 3059532, 3278070, 3381588, 3399480, 3569454, 3757320, 3824415, 3966060, 4226985, 4370760, 4524660, 4589298, 4759272, 4830840, 5099220, 5354181, 5635980, 5949090, 6119064, 6556140, 6763176, 7138908, 7648830, 7932120, 8453970, 8923635, 9049320, 9178596, 10198440, 10708362, 11271960, 11473245, 11898180, 13112280, 14277816, 15297660, 16062543, 16907940, 17847270, 18357192, 21416724, 22946490, 23796360, 26770905, 30595320, 32125086, 33815880, 35694540, 42833448, 45892980, 53541810, 64250172, 71389080, 80312715, 91785960, 107083620, 128500344, 160625430, 214167240, 321250860, 642501720]

約数ペア:

[(1, 642501720), (2, 321250860), (3, 214167240), (4, 160625430), (5, 128500344), (6, 107083620), (7, 91785960), (8, 80312715), (9, 71389080), (10, 64250172), (12, 53541810), (14, 45892980), (15, 42833448), (18, 35694540), (19, 33815880), (20, 32125086), (21, 30595320), (24, 26770905), (27, 23796360), (28, 22946490), (30, 21416724), (35, 18357192), (36, 17847270), (38, 16907940), (40, 16062543), (42, 15297660), (45, 14277816), (49, 13112280), (54, 11898180), (56, 11473245), (57, 11271960), (60, 10708362), (63, 10198440), (70, 9178596), (71, 9049320), (72, 8923635), (76, 8453970), (81, 7932120), (84, 7648830), (90, 7138908), (95, 6763176), (98, 6556140), (105, 6119064), (108, 5949090), (114, 5635980), (120, 5354181), (126, 5099220), (133, 4830840), (135, 4759272), (140, 4589298), (142, 4524660), (147, 4370760), (152, 4226985), (162, 3966060), (168, 3824415), (171, 3757320), (180, 3569454), (189, 3399480), (190, 3381588), (196, 3278070), (210, 3059532), (213, 3016440), (216, 2974545), (228, 2817990), (243, 2644040), (245, 2622456), (252, 2549610), (266, 2415420), (270, 2379636), (280, 2294649), (284, 2262330), (285, 2254392), (294, 2185380), (315, 2039688), (324, 1983030), (342, 1878660), (355, 1809864), (360, 1784727), (378, 1699740), (380, 1690794), (392, 1639035), (399, 1610280), (405, 1586424), (420, 1529766), (426, 1508220), (441, 1456920), (456, 1408995), (486, 1322020), (490, 1311228), (497, 1292760), (504, 1274805), (513, 1252440), (532, 1207710), (540, 1189818), (567, 1133160), (568, 1131165), (570, 1127196), (588, 1092690), (630, 1019844), (639, 1005480), (648, 991515), (665, 966168), (684, 939330), (710, 904932), (735, 874152), (756, 849870), (760, 845397), (798, 805140), (810, 793212), (840, 764883), (852, 754110), (855, 751464), (882, 728460), (931, 690120), (945, 679896), (972, 661010), (980, 655614), (994, 646380), (1026, 626220), (1064, 603855), (1065, 603288), (1080, 594909), (1134, 566580), (1140, 563598), (1176, 546345), (1197, 536760), (1215, 528808), (1260, 509922), (1278, 502740), (1323, 485640), (1330, 483084), (1349, 476280), (1368, 469665), (1420, 452466), (1470, 437076), (1491, 430920), (1512, 424935), (1539, 417480), (1596, 402570), (1620, 396606), (1701, 377720), (1704, 377055), (1710, 375732), (1764, 364230), (1862, 345060), (1890, 339948), (1917, 335160), (1944, 330505), (1960, 327807), (1988, 323190), (1995, 322056), (2052, 313110), (2130, 301644), (2205, 291384), (2268, 283290), (2280, 281799), (2394, 268380), (2430, 264404), (2485, 258552), (2520, 254961), (2556, 251370), (2565, 250488), (2646, 242820), (2660, 241542), (2698, 238140), (2793, 230040), (2835, 226632), (2840, 226233), (2940, 218538), (2982, 215460), (3078, 208740), (3192, 201285), (3195, 201096), (3240, 198303), (3402, 188860), (3420, 187866), (3479, 184680), (3528, 182115), (3591, 178920), (3724, 172530), (3780, 169974), (3834, 167580), (3969, 161880), (3976, 161595), (3990, 161028), (4047, 158760), (4104, 156555), (4260, 150822), (4410, 145692), (4473, 143640), (4536, 141645), (4617, 139160), (4655, 138024), (4788, 134190), (4860, 132202), (4970, 129276), (5112, 125685), (5130, 125244), (5292, 121410), (5320, 120771), (5396, 119070), (5586, 115020), (5670, 113316), (5751, 111720), (5880, 109269), (5964, 107730), (5985, 107352), (6156, 104370), (6390, 100548), (6615, 97128), (6745, 95256), (6804, 94430), (6840, 93933), (6958, 92340), (7182, 89460), (7448, 86265), (7455, 86184), (7560, 84987), (7668, 83790), (7695, 83496), (7938, 80940), (7980, 80514), (8094, 79380), (8379, 76680), (8505, 75544), (8520, 75411), (8820, 72846), (8946, 71820), (9234, 69580), (9310, 69012), (9443, 68040), (9576, 67095), (9585, 67032), (9720, 66101), (9940, 64638), (10260, 62622), (10437, 61560), (10584, 60705), (10773, 59640), (10792, 59535), (11172, 57510), (11340, 56658), (11502, 55860), (11907, 53960), (11928, 53865), (11970, 53676), (12141, 52920), (12312, 52185), (12780, 50274), (13230, 48564), (13419, 47880), (13490, 47628), (13608, 47215), (13916, 46170), (13965, 46008), (14364, 44730), (14910, 43092), (15336, 41895), (15390, 41748), (15876, 40470), (15960, 40257), (16188, 39690), (16758, 38340), (17010, 37772), (17253, 37240), (17395, 36936), (17640, 36423), (17892, 35910), (17955, 35784), (18468, 34790), (18620, 34506), (18886, 34020), (19170, 33516), (19845, 32376), (19880, 32319), (20235, 31752), (20520, 31311), (20874, 30780), (21546, 29820), (22344, 28755), (22365, 28728), (22680, 28329), (23004, 27930), (23085, 27832), (23814, 26980), (23940, 26838), (24282, 26460), (25137, 25560)]