155173640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 367061760

約数和(自身を除く): 211888120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 604, 755, 920, 1117, 1208, 1510, 2234, 3020, 3473, 4468, 5585, 6040, 6946, 8936, 11170, 13892, 17365, 22340, 25691, 27784, 34730, 44680, 51382, 69460, 102764, 128455, 138920, 168667, 205528, 256910, 337334, 513820, 674668, 843335, 1027640, 1349336, 1686670, 3373340, 3879341, 6746680, 7758682, 15517364, 19396705, 31034728, 38793410, 77586820, 155173640]

約数ペア:

[(1, 155173640), (2, 77586820), (4, 38793410), (5, 31034728), (8, 19396705), (10, 15517364), (20, 7758682), (23, 6746680), (40, 3879341), (46, 3373340), (92, 1686670), (115, 1349336), (151, 1027640), (184, 843335), (230, 674668), (302, 513820), (460, 337334), (604, 256910), (755, 205528), (920, 168667), (1117, 138920), (1208, 128455), (1510, 102764), (2234, 69460), (3020, 51382), (3473, 44680), (4468, 34730), (5585, 27784), (6040, 25691), (6946, 22340), (8936, 17365), (11170, 13892)]