156912180440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{797}}^1\times {\mathrm{887}}^1$

素因数の和:1905

約数の個数: 128

約数和(自身を含む): 367350681600

約数和(自身を除く): 210438501160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 179, 248, 310, 358, 620, 716, 797, 887, 895, 1240, 1432, 1594, 1774, 1790, 3188, 3548, 3580, 3985, 4435, 5549, 6376, 7096, 7160, 7970, 8870, 11098, 15940, 17740, 22196, 24707, 27497, 27745, 31880, 35480, 44392, 49414, 54994, 55490, 98828, 109988, 110980, 123535, 137485, 142663, 158773, 197656, 219976, 221960, 247070, 274970, 285326, 317546, 494140, 549940, 570652, 635092, 706939, 713315, 793865, 988280, 1099880, 1141304, 1270184, 1413878, 1426630, 1587730, 2827756, 2853260, 3175460, 3534695, 4422553, 4921963, 5655512, 5706520, 6350920, 7069390, 8845106, 9843926, 14138780, 17690212, 19687852, 21915109, 22112765, 24609815, 28277560, 35380424, 39375704, 43830218, 44225530, 49219630, 87660436, 88451060, 98439260, 109575545, 126542081, 175320872, 176902120, 196878520, 219151090, 253084162, 438302180, 506168324, 632710405, 876604360, 1012336648, 1265420810, 2530841620, 3922804511, 5061683240, 7845609022, 15691218044, 19614022555, 31382436088, 39228045110, 78456090220, 156912180440]

約数ペア:

[(1, 156912180440), (2, 78456090220), (4, 39228045110), (5, 31382436088), (8, 19614022555), (10, 15691218044), (20, 7845609022), (31, 5061683240), (40, 3922804511), (62, 2530841620), (124, 1265420810), (155, 1012336648), (179, 876604360), (248, 632710405), (310, 506168324), (358, 438302180), (620, 253084162), (716, 219151090), (797, 196878520), (887, 176902120), (895, 175320872), (1240, 126542081), (1432, 109575545), (1594, 98439260), (1774, 88451060), (1790, 87660436), (3188, 49219630), (3548, 44225530), (3580, 43830218), (3985, 39375704), (4435, 35380424), (5549, 28277560), (6376, 24609815), (7096, 22112765), (7160, 21915109), (7970, 19687852), (8870, 17690212), (11098, 14138780), (15940, 9843926), (17740, 8845106), (22196, 7069390), (24707, 6350920), (27497, 5706520), (27745, 5655512), (31880, 4921963), (35480, 4422553), (44392, 3534695), (49414, 3175460), (54994, 2853260), (55490, 2827756), (98828, 1587730), (109988, 1426630), (110980, 1413878), (123535, 1270184), (137485, 1141304), (142663, 1099880), (158773, 988280), (197656, 793865), (219976, 713315), (221960, 706939), (247070, 635092), (274970, 570652), (285326, 549940), (317546, 494140)]