445242420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 360

約数和(自身を含む): 1668522240

約数和(自身を除く): 1223279820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 71, 79, 81, 84, 90, 98, 105, 108, 126, 135, 140, 142, 147, 158, 162, 180, 189, 196, 210, 213, 237, 245, 252, 270, 284, 294, 315, 316, 324, 355, 378, 395, 405, 420, 426, 441, 474, 490, 497, 540, 553, 567, 588, 630, 639, 710, 711, 735, 756, 790, 810, 852, 882, 945, 948, 980, 994, 1065, 1106, 1134, 1185, 1260, 1278, 1323, 1420, 1422, 1470, 1491, 1580, 1620, 1659, 1764, 1890, 1917, 1988, 2130, 2133, 2205, 2212, 2268, 2370, 2485, 2556, 2646, 2765, 2835, 2844, 2940, 2982, 3195, 3318, 3479, 3555, 3780, 3834, 3871, 3969, 4260, 4266, 4410, 4473, 4740, 4970, 4977, 5292, 5530, 5609, 5670, 5751, 5964, 6390, 6399, 6615, 6636, 6958, 7110, 7455, 7668, 7742, 7938, 8295, 8532, 8820, 8946, 9585, 9940, 9954, 10437, 10665, 11060, 11218, 11340, 11502, 11613, 12780, 12798, 13230, 13419, 13916, 14220, 14910, 14931, 15484, 15876, 16590, 16827, 17395, 17892, 19170, 19355, 19845, 19908, 20874, 21330, 22365, 22436, 23004, 23226, 24885, 25596, 26460, 26838, 28045, 28755, 29820, 29862, 31311, 31995, 33180, 33654, 34790, 34839, 38340, 38710, 39263, 39690, 40257, 41748, 42660, 44730, 44793, 46452, 49770, 50481, 52185, 53676, 56090, 57510, 58065, 59724, 62622, 63990, 67095, 67308, 69580, 69678, 74655, 77420, 78526, 79380, 80514, 84135, 89460, 89586, 93933, 99540, 100962, 104370, 104517, 112180, 115020, 116130, 117789, 125244, 127980, 134190, 139356, 149310, 151443, 156555, 157052, 161028, 168270, 174195, 179172, 187866, 196315, 201285, 201924, 208740, 209034, 223965, 232260, 235578, 252405, 268380, 274841, 281799, 298620, 302886, 313110, 313551, 336540, 348390, 353367, 375732, 392630, 402570, 418068, 447930, 454329, 469665, 471156, 504810, 522585, 549682, 563598, 588945, 605772, 626220, 627102, 696780, 706734, 757215, 785260, 805140, 824523, 895860, 908658, 939330, 1009620, 1045170, 1060101, 1099364, 1127196, 1177890, 1254204, 1374205, 1408995, 1413468, 1514430, 1567755, 1649046, 1766835, 1817316, 1878660, 2090340, 2120202, 2271645, 2355780, 2473569, 2748410, 2817990, 3028860, 3135510, 3180303, 3298092, 3533670, 4122615, 4240404, 4543290, 4947138, 5300505, 5496820, 5635980, 6271020, 6360606, 7067340, 7420707, 8245230, 9086580, 9894276, 10601010, 12367845, 12721212, 14841414, 15901515, 16490460, 21202020, 22262121, 24735690, 29682828, 31803030, 37103535, 44524242, 49471380, 63606060, 74207070, 89048484, 111310605, 148414140, 222621210, 445242420]

約数ペア:

[(1, 445242420), (2, 222621210), (3, 148414140), (4, 111310605), (5, 89048484), (6, 74207070), (7, 63606060), (9, 49471380), (10, 44524242), (12, 37103535), (14, 31803030), (15, 29682828), (18, 24735690), (20, 22262121), (21, 21202020), (27, 16490460), (28, 15901515), (30, 14841414), (35, 12721212), (36, 12367845), (42, 10601010), (45, 9894276), (49, 9086580), (54, 8245230), (60, 7420707), (63, 7067340), (70, 6360606), (71, 6271020), (79, 5635980), (81, 5496820), (84, 5300505), (90, 4947138), (98, 4543290), (105, 4240404), (108, 4122615), (126, 3533670), (135, 3298092), (140, 3180303), (142, 3135510), (147, 3028860), (158, 2817990), (162, 2748410), (180, 2473569), (189, 2355780), (196, 2271645), (210, 2120202), (213, 2090340), (237, 1878660), (245, 1817316), (252, 1766835), (270, 1649046), (284, 1567755), (294, 1514430), (315, 1413468), (316, 1408995), (324, 1374205), (355, 1254204), (378, 1177890), (395, 1127196), (405, 1099364), (420, 1060101), (426, 1045170), (441, 1009620), (474, 939330), (490, 908658), (497, 895860), (540, 824523), (553, 805140), (567, 785260), (588, 757215), (630, 706734), (639, 696780), (710, 627102), (711, 626220), (735, 605772), (756, 588945), (790, 563598), (810, 549682), (852, 522585), (882, 504810), (945, 471156), (948, 469665), (980, 454329), (994, 447930), (1065, 418068), (1106, 402570), (1134, 392630), (1185, 375732), (1260, 353367), (1278, 348390), (1323, 336540), (1420, 313551), (1422, 313110), (1470, 302886), (1491, 298620), (1580, 281799), (1620, 274841), (1659, 268380), (1764, 252405), (1890, 235578), (1917, 232260), (1988, 223965), (2130, 209034), (2133, 208740), (2205, 201924), (2212, 201285), (2268, 196315), (2370, 187866), (2485, 179172), (2556, 174195), (2646, 168270), (2765, 161028), (2835, 157052), (2844, 156555), (2940, 151443), (2982, 149310), (3195, 139356), (3318, 134190), (3479, 127980), (3555, 125244), (3780, 117789), (3834, 116130), (3871, 115020), (3969, 112180), (4260, 104517), (4266, 104370), (4410, 100962), (4473, 99540), (4740, 93933), (4970, 89586), (4977, 89460), (5292, 84135), (5530, 80514), (5609, 79380), (5670, 78526), (5751, 77420), (5964, 74655), (6390, 69678), (6399, 69580), (6615, 67308), (6636, 67095), (6958, 63990), (7110, 62622), (7455, 59724), (7668, 58065), (7742, 57510), (7938, 56090), (8295, 53676), (8532, 52185), (8820, 50481), (8946, 49770), (9585, 46452), (9940, 44793), (9954, 44730), (10437, 42660), (10665, 41748), (11060, 40257), (11218, 39690), (11340, 39263), (11502, 38710), (11613, 38340), (12780, 34839), (12798, 34790), (13230, 33654), (13419, 33180), (13916, 31995), (14220, 31311), (14910, 29862), (14931, 29820), (15484, 28755), (15876, 28045), (16590, 26838), (16827, 26460), (17395, 25596), (17892, 24885), (19170, 23226), (19355, 23004), (19845, 22436), (19908, 22365), (20874, 21330)]