187574180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 428101632

約数和(自身を除く): 240527452

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 47, 62, 82, 94, 124, 155, 157, 164, 188, 205, 235, 310, 314, 410, 470, 620, 628, 785, 820, 940, 1271, 1457, 1570, 1927, 2542, 2914, 3140, 3854, 4867, 5084, 5828, 6355, 6437, 7285, 7379, 7708, 9635, 9734, 12710, 12874, 14570, 14758, 19270, 19468, 24335, 25420, 25748, 29140, 29516, 32185, 36895, 38540, 48670, 59737, 64370, 73790, 97340, 119474, 128740, 147580, 199547, 228749, 238948, 298685, 302539, 399094, 457498, 597370, 605078, 798188, 914996, 997735, 1143745, 1194740, 1210156, 1512695, 1995470, 2287490, 3025390, 3990940, 4574980, 6050780, 9378709, 18757418, 37514836, 46893545, 93787090, 187574180]

約数ペア:

[(1, 187574180), (2, 93787090), (4, 46893545), (5, 37514836), (10, 18757418), (20, 9378709), (31, 6050780), (41, 4574980), (47, 3990940), (62, 3025390), (82, 2287490), (94, 1995470), (124, 1512695), (155, 1210156), (157, 1194740), (164, 1143745), (188, 997735), (205, 914996), (235, 798188), (310, 605078), (314, 597370), (410, 457498), (470, 399094), (620, 302539), (628, 298685), (785, 238948), (820, 228749), (940, 199547), (1271, 147580), (1457, 128740), (1570, 119474), (1927, 97340), (2542, 73790), (2914, 64370), (3140, 59737), (3854, 48670), (4867, 38540), (5084, 36895), (5828, 32185), (6355, 29516), (6437, 29140), (7285, 25748), (7379, 25420), (7708, 24335), (9635, 19468), (9734, 19270), (12710, 14758), (12874, 14570)]