74373180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:684

約数の個数: 144

約数和(自身を含む): 248554656

約数和(自身を除く): 174181476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 490, 492, 574, 588, 615, 617, 735, 820, 861, 980, 1148, 1230, 1234, 1435, 1470, 1722, 1851, 2009, 2460, 2468, 2870, 2940, 3085, 3444, 3702, 4018, 4305, 4319, 5740, 6027, 6170, 7404, 8036, 8610, 8638, 9255, 10045, 12054, 12340, 12957, 17220, 17276, 18510, 20090, 21595, 24108, 25297, 25914, 30135, 30233, 37020, 40180, 43190, 50594, 51828, 60270, 60466, 64785, 75891, 86380, 90699, 101188, 120540, 120932, 126485, 129570, 151165, 151782, 177079, 181398, 252970, 259140, 302330, 303564, 354158, 362796, 379455, 453495, 505940, 531237, 604660, 708316, 758910, 885395, 906990, 1062474, 1239553, 1517820, 1770790, 1813980, 2124948, 2479106, 2656185, 3541580, 3718659, 4958212, 5312370, 6197765, 7437318, 10624740, 12395530, 14874636, 18593295, 24791060, 37186590, 74373180]

約数ペア:

[(1, 74373180), (2, 37186590), (3, 24791060), (4, 18593295), (5, 14874636), (6, 12395530), (7, 10624740), (10, 7437318), (12, 6197765), (14, 5312370), (15, 4958212), (20, 3718659), (21, 3541580), (28, 2656185), (30, 2479106), (35, 2124948), (41, 1813980), (42, 1770790), (49, 1517820), (60, 1239553), (70, 1062474), (82, 906990), (84, 885395), (98, 758910), (105, 708316), (123, 604660), (140, 531237), (147, 505940), (164, 453495), (196, 379455), (205, 362796), (210, 354158), (245, 303564), (246, 302330), (287, 259140), (294, 252970), (410, 181398), (420, 177079), (490, 151782), (492, 151165), (574, 129570), (588, 126485), (615, 120932), (617, 120540), (735, 101188), (820, 90699), (861, 86380), (980, 75891), (1148, 64785), (1230, 60466), (1234, 60270), (1435, 51828), (1470, 50594), (1722, 43190), (1851, 40180), (2009, 37020), (2460, 30233), (2468, 30135), (2870, 25914), (2940, 25297), (3085, 24108), (3444, 21595), (3702, 20090), (4018, 18510), (4305, 17276), (4319, 17220), (5740, 12957), (6027, 12340), (6170, 12054), (7404, 10045), (8036, 9255), (8610, 8638)]