80227560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 277344000

約数和(自身を除く): 197116440

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, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 641, 745, 840, 894, 1043, 1192, 1282, 1490, 1788, 1923, 2086, 2235, 2564, 2980, 3129, 3205, 3576, 3846, 4172, 4470, 4487, 5128, 5215, 5960, 6258, 6410, 7692, 8344, 8940, 8974, 9615, 10430, 12516, 12820, 13461, 15384, 15645, 17880, 17948, 19230, 20860, 22435, 25032, 25640, 26922, 31290, 35896, 38460, 41720, 44870, 53844, 62580, 67305, 76920, 89740, 95509, 107688, 125160, 134610, 179480, 191018, 269220, 286527, 382036, 477545, 538440, 573054, 668563, 764072, 955090, 1146108, 1337126, 1432635, 1910180, 2005689, 2292216, 2674252, 2865270, 3342815, 3820360, 4011378, 5348504, 5730540, 6685630, 8022756, 10028445, 11461080, 13371260, 16045512, 20056890, 26742520, 40113780, 80227560]

約数ペア:

[(1, 80227560), (2, 40113780), (3, 26742520), (4, 20056890), (5, 16045512), (6, 13371260), (7, 11461080), (8, 10028445), (10, 8022756), (12, 6685630), (14, 5730540), (15, 5348504), (20, 4011378), (21, 3820360), (24, 3342815), (28, 2865270), (30, 2674252), (35, 2292216), (40, 2005689), (42, 1910180), (56, 1432635), (60, 1337126), (70, 1146108), (84, 955090), (105, 764072), (120, 668563), (140, 573054), (149, 538440), (168, 477545), (210, 382036), (280, 286527), (298, 269220), (420, 191018), (447, 179480), (596, 134610), (641, 125160), (745, 107688), (840, 95509), (894, 89740), (1043, 76920), (1192, 67305), (1282, 62580), (1490, 53844), (1788, 44870), (1923, 41720), (2086, 38460), (2235, 35896), (2564, 31290), (2980, 26922), (3129, 25640), (3205, 25032), (3576, 22435), (3846, 20860), (4172, 19230), (4470, 17948), (4487, 17880), (5128, 15645), (5215, 15384), (5960, 13461), (6258, 12820), (6410, 12516), (7692, 10430), (8344, 9615), (8940, 8974)]