20879427240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{5557}}^1$

素因数の和:5662

約数の個数: 384

約数和(自身を含む): 82116115200

約数和(自身を除く): 61236687960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 71, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 142, 147, 168, 180, 189, 196, 210, 213, 216, 245, 252, 270, 280, 284, 294, 315, 355, 360, 378, 392, 420, 426, 441, 490, 497, 504, 540, 568, 588, 630, 639, 710, 735, 756, 840, 852, 882, 945, 980, 994, 1065, 1080, 1176, 1260, 1278, 1323, 1420, 1470, 1491, 1512, 1704, 1764, 1890, 1917, 1960, 1988, 2130, 2205, 2485, 2520, 2556, 2646, 2840, 2940, 2982, 3195, 3479, 3528, 3780, 3834, 3976, 4260, 4410, 4473, 4970, 5112, 5292, 5557, 5880, 5964, 6390, 6615, 6958, 7455, 7560, 7668, 8520, 8820, 8946, 9585, 9940, 10437, 10584, 11114, 11928, 12780, 13230, 13419, 13916, 14910, 15336, 16671, 17395, 17640, 17892, 19170, 19880, 20874, 22228, 22365, 25560, 26460, 26838, 27785, 27832, 29820, 31311, 33342, 34790, 35784, 38340, 38899, 41748, 44456, 44730, 50013, 52185, 52920, 53676, 55570, 59640, 62622, 66684, 67095, 69580, 76680, 77798, 83355, 83496, 89460, 93933, 100026, 104370, 107352, 111140, 116697, 125244, 133368, 134190, 139160, 150039, 155596, 156555, 166710, 178920, 187866, 194495, 200052, 208740, 222280, 233394, 250065, 250488, 268380, 272293, 300078, 311192, 313110, 333420, 350091, 375732, 388990, 394547, 400104, 417480, 466788, 469665, 500130, 536760, 544586, 583485, 600156, 626220, 666840, 700182, 750195, 751464, 777980, 789094, 816879, 933576, 939330, 1000260, 1050273, 1089172, 1166970, 1183641, 1200312, 1252440, 1361465, 1400364, 1500390, 1555960, 1578188, 1633758, 1750455, 1878660, 1972735, 2000520, 2100546, 2178344, 2333940, 2367282, 2450637, 2722930, 2761829, 2800728, 3000780, 3156376, 3267516, 3500910, 3550923, 3757320, 3945470, 4084395, 4201092, 4667880, 4734564, 4901274, 5251365, 5445860, 5523658, 5918205, 6001560, 6535032, 7001820, 7101846, 7351911, 7890940, 8168790, 8285487, 8402184, 9469128, 9802548, 10502730, 10652769, 10891720, 11047316, 11836410, 12253185, 13809145, 14003640, 14203692, 14703822, 15781880, 16337580, 16570974, 17754615, 19332803, 19605096, 21005460, 21305538, 22094632, 23672820, 24506370, 24856461, 27618290, 28407384, 29407644, 32675160, 33141948, 35509230, 36759555, 38665606, 41427435, 42010920, 42611076, 47345640, 49012740, 49712922, 53263845, 55236580, 57998409, 58815288, 66283896, 71018460, 73519110, 74569383, 77331212, 82854870, 85222152, 96664015, 98025480, 99425844, 106527690, 110473160, 115996818, 124282305, 142036920, 147038220, 149138766, 154662424, 165709740, 173995227, 193328030, 198851688, 213055380, 231993636, 248564610, 289992045, 294076440, 298277532, 331419480, 347990454, 372846915, 386656060, 426110760, 463987272, 497129220, 521985681, 579984090, 596555064, 695980908, 745693830, 773312120, 869976135, 994258440, 1043971362, 1159968180, 1391961816, 1491387660, 1739952270, 2087942724, 2319936360, 2609928405, 2982775320, 3479904540, 4175885448, 5219856810, 6959809080, 10439713620, 20879427240]

約数ペア:

[(1, 20879427240), (2, 10439713620), (3, 6959809080), (4, 5219856810), (5, 4175885448), (6, 3479904540), (7, 2982775320), (8, 2609928405), (9, 2319936360), (10, 2087942724), (12, 1739952270), (14, 1491387660), (15, 1391961816), (18, 1159968180), (20, 1043971362), (21, 994258440), (24, 869976135), (27, 773312120), (28, 745693830), (30, 695980908), (35, 596555064), (36, 579984090), (40, 521985681), (42, 497129220), (45, 463987272), (49, 426110760), (54, 386656060), (56, 372846915), (60, 347990454), (63, 331419480), (70, 298277532), (71, 294076440), (72, 289992045), (84, 248564610), (90, 231993636), (98, 213055380), (105, 198851688), (108, 193328030), (120, 173995227), (126, 165709740), (135, 154662424), (140, 149138766), (142, 147038220), (147, 142036920), (168, 124282305), (180, 115996818), (189, 110473160), (196, 106527690), (210, 99425844), (213, 98025480), (216, 96664015), (245, 85222152), (252, 82854870), (270, 77331212), (280, 74569383), (284, 73519110), (294, 71018460), (315, 66283896), (355, 58815288), (360, 57998409), (378, 55236580), (392, 53263845), (420, 49712922), (426, 49012740), (441, 47345640), (490, 42611076), (497, 42010920), (504, 41427435), (540, 38665606), (568, 36759555), (588, 35509230), (630, 33141948), (639, 32675160), (710, 29407644), (735, 28407384), (756, 27618290), (840, 24856461), (852, 24506370), (882, 23672820), (945, 22094632), (980, 21305538), (994, 21005460), (1065, 19605096), (1080, 19332803), (1176, 17754615), (1260, 16570974), (1278, 16337580), (1323, 15781880), (1420, 14703822), (1470, 14203692), (1491, 14003640), (1512, 13809145), (1704, 12253185), (1764, 11836410), (1890, 11047316), (1917, 10891720), (1960, 10652769), (1988, 10502730), (2130, 9802548), (2205, 9469128), (2485, 8402184), (2520, 8285487), (2556, 8168790), (2646, 7890940), (2840, 7351911), (2940, 7101846), (2982, 7001820), (3195, 6535032), (3479, 6001560), (3528, 5918205), (3780, 5523658), (3834, 5445860), (3976, 5251365), (4260, 4901274), (4410, 4734564), (4473, 4667880), (4970, 4201092), (5112, 4084395), (5292, 3945470), (5557, 3757320), (5880, 3550923), (5964, 3500910), (6390, 3267516), (6615, 3156376), (6958, 3000780), (7455, 2800728), (7560, 2761829), (7668, 2722930), (8520, 2450637), (8820, 2367282), (8946, 2333940), (9585, 2178344), (9940, 2100546), (10437, 2000520), (10584, 1972735), (11114, 1878660), (11928, 1750455), (12780, 1633758), (13230, 1578188), (13419, 1555960), (13916, 1500390), (14910, 1400364), (15336, 1361465), (16671, 1252440), (17395, 1200312), (17640, 1183641), (17892, 1166970), (19170, 1089172), (19880, 1050273), (20874, 1000260), (22228, 939330), (22365, 933576), (25560, 816879), (26460, 789094), (26838, 777980), (27785, 751464), (27832, 750195), (29820, 700182), (31311, 666840), (33342, 626220), (34790, 600156), (35784, 583485), (38340, 544586), (38899, 536760), (41748, 500130), (44456, 469665), (44730, 466788), (50013, 417480), (52185, 400104), (52920, 394547), (53676, 388990), (55570, 375732), (59640, 350091), (62622, 333420), (66684, 313110), (67095, 311192), (69580, 300078), (76680, 272293), (77798, 268380), (83355, 250488), (83496, 250065), (89460, 233394), (93933, 222280), (100026, 208740), (104370, 200052), (107352, 194495), (111140, 187866), (116697, 178920), (125244, 166710), (133368, 156555), (134190, 155596), (139160, 150039)]