1575867720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{26423}}^1$

素因数の和:26515

約数の個数: 128

約数和(自身を含む): 5479280640

約数和(自身を除く): 3903412920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 14910, 19880, 26423, 29820, 52846, 59640, 79269, 105692, 132115, 158538, 184961, 211384, 264230, 317076, 369922, 396345, 528460, 554883, 634152, 739844, 792690, 924805, 1056920, 1109766, 1479688, 1585380, 1849610, 1876033, 2219532, 2774415, 3170760, 3699220, 3752066, 4439064, 5548830, 5628099, 7398440, 7504132, 9380165, 11097660, 11256198, 13132231, 15008264, 18760330, 22195320, 22512396, 26264462, 28140495, 37520660, 39396693, 45024792, 52528924, 56280990, 65661155, 75041320, 78793386, 105057848, 112561980, 131322310, 157586772, 196983465, 225123960, 262644620, 315173544, 393966930, 525289240, 787933860, 1575867720]

約数ペア:

[(1, 1575867720), (2, 787933860), (3, 525289240), (4, 393966930), (5, 315173544), (6, 262644620), (7, 225123960), (8, 196983465), (10, 157586772), (12, 131322310), (14, 112561980), (15, 105057848), (20, 78793386), (21, 75041320), (24, 65661155), (28, 56280990), (30, 52528924), (35, 45024792), (40, 39396693), (42, 37520660), (56, 28140495), (60, 26264462), (70, 22512396), (71, 22195320), (84, 18760330), (105, 15008264), (120, 13132231), (140, 11256198), (142, 11097660), (168, 9380165), (210, 7504132), (213, 7398440), (280, 5628099), (284, 5548830), (355, 4439064), (420, 3752066), (426, 3699220), (497, 3170760), (568, 2774415), (710, 2219532), (840, 1876033), (852, 1849610), (994, 1585380), (1065, 1479688), (1420, 1109766), (1491, 1056920), (1704, 924805), (1988, 792690), (2130, 739844), (2485, 634152), (2840, 554883), (2982, 528460), (3976, 396345), (4260, 369922), (4970, 317076), (5964, 264230), (7455, 211384), (8520, 184961), (9940, 158538), (11928, 132115), (14910, 105692), (19880, 79269), (26423, 59640), (29820, 52846)]