157370640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 561202176

約数和(自身を除く): 403831536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 283, 331, 336, 420, 560, 566, 662, 840, 849, 993, 1132, 1324, 1415, 1655, 1680, 1698, 1981, 1986, 2264, 2317, 2648, 2830, 3310, 3396, 3962, 3972, 4245, 4528, 4634, 4965, 5296, 5660, 5943, 6620, 6792, 6951, 7924, 7944, 8490, 9268, 9905, 9930, 11320, 11585, 11886, 13240, 13584, 13902, 15848, 15888, 16980, 18536, 19810, 19860, 22640, 23170, 23772, 26480, 27804, 29715, 31696, 33960, 34755, 37072, 39620, 39720, 46340, 47544, 55608, 59430, 67920, 69510, 79240, 79440, 92680, 93673, 95088, 111216, 118860, 139020, 158480, 185360, 187346, 237720, 278040, 281019, 374692, 468365, 475440, 556080, 562038, 655711, 749384, 936730, 1124076, 1311422, 1405095, 1498768, 1873460, 1967133, 2248152, 2622844, 2810190, 3278555, 3746920, 3934266, 4496304, 5245688, 5620380, 6557110, 7493840, 7868532, 9835665, 10491376, 11240760, 13114220, 15737064, 19671330, 22481520, 26228440, 31474128, 39342660, 52456880, 78685320, 157370640]

約数ペア:

[(1, 157370640), (2, 78685320), (3, 52456880), (4, 39342660), (5, 31474128), (6, 26228440), (7, 22481520), (8, 19671330), (10, 15737064), (12, 13114220), (14, 11240760), (15, 10491376), (16, 9835665), (20, 7868532), (21, 7493840), (24, 6557110), (28, 5620380), (30, 5245688), (35, 4496304), (40, 3934266), (42, 3746920), (48, 3278555), (56, 2810190), (60, 2622844), (70, 2248152), (80, 1967133), (84, 1873460), (105, 1498768), (112, 1405095), (120, 1311422), (140, 1124076), (168, 936730), (210, 749384), (240, 655711), (280, 562038), (283, 556080), (331, 475440), (336, 468365), (420, 374692), (560, 281019), (566, 278040), (662, 237720), (840, 187346), (849, 185360), (993, 158480), (1132, 139020), (1324, 118860), (1415, 111216), (1655, 95088), (1680, 93673), (1698, 92680), (1981, 79440), (1986, 79240), (2264, 69510), (2317, 67920), (2648, 59430), (2830, 55608), (3310, 47544), (3396, 46340), (3962, 39720), (3972, 39620), (4245, 37072), (4528, 34755), (4634, 33960), (4965, 31696), (5296, 29715), (5660, 27804), (5943, 26480), (6620, 23772), (6792, 23170), (6951, 22640), (7924, 19860), (7944, 19810), (8490, 18536), (9268, 16980), (9905, 15888), (9930, 15848), (11320, 13902), (11585, 13584), (11886, 13240)]