172647860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1677

約数の個数: 96

約数和(自身を含む): 458680320

約数和(自身を除く): 286032460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1579, 1988, 2485, 3124, 3158, 3905, 4970, 5467, 6316, 7810, 7895, 9940, 10934, 11053, 15620, 15790, 17369, 21868, 22106, 27335, 31580, 34738, 44212, 54670, 55265, 69476, 86845, 109340, 110530, 112109, 121583, 173690, 221060, 224218, 243166, 347380, 448436, 486332, 560545, 607915, 784763, 1121090, 1215830, 1233199, 1569526, 2242180, 2431660, 2466398, 3139052, 3923815, 4932796, 6165995, 7847630, 8632393, 12331990, 15695260, 17264786, 24663980, 34529572, 43161965, 86323930, 172647860]

約数ペア:

[(1, 172647860), (2, 86323930), (4, 43161965), (5, 34529572), (7, 24663980), (10, 17264786), (11, 15695260), (14, 12331990), (20, 8632393), (22, 7847630), (28, 6165995), (35, 4932796), (44, 3923815), (55, 3139052), (70, 2466398), (71, 2431660), (77, 2242180), (110, 1569526), (140, 1233199), (142, 1215830), (154, 1121090), (220, 784763), (284, 607915), (308, 560545), (355, 486332), (385, 448436), (497, 347380), (710, 243166), (770, 224218), (781, 221060), (994, 173690), (1420, 121583), (1540, 112109), (1562, 110530), (1579, 109340), (1988, 86845), (2485, 69476), (3124, 55265), (3158, 54670), (3905, 44212), (4970, 34738), (5467, 31580), (6316, 27335), (7810, 22106), (7895, 21868), (9940, 17369), (10934, 15790), (11053, 15620)]