72140568

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 190857600

約数和(自身を除く): 118717032

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 281, 456, 562, 563, 843, 1124, 1126, 1686, 1689, 2248, 2252, 3372, 3378, 4504, 5339, 6744, 6756, 10678, 10697, 13512, 16017, 21356, 21394, 32034, 32091, 42712, 42788, 64068, 64182, 85576, 128136, 128364, 158203, 256728, 316406, 474609, 632812, 949218, 1265624, 1898436, 3005857, 3796872, 6011714, 9017571, 12023428, 18035142, 24046856, 36070284, 72140568]

約数ペア:

[(1, 72140568), (2, 36070284), (3, 24046856), (4, 18035142), (6, 12023428), (8, 9017571), (12, 6011714), (19, 3796872), (24, 3005857), (38, 1898436), (57, 1265624), (76, 949218), (114, 632812), (152, 474609), (228, 316406), (281, 256728), (456, 158203), (562, 128364), (563, 128136), (843, 85576), (1124, 64182), (1126, 64068), (1686, 42788), (1689, 42712), (2248, 32091), (2252, 32034), (3372, 21394), (3378, 21356), (4504, 16017), (5339, 13512), (6744, 10697), (6756, 10678)]