139951360

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3579

約数の個数: 72

約数和(自身を含む): 346139136

約数和(自身を除く): 206187776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3527, 3968, 4960, 7054, 7936, 9920, 14108, 17635, 19840, 28216, 35270, 39680, 56432, 70540, 109337, 112864, 141080, 218674, 225728, 282160, 437348, 451456, 546685, 564320, 874696, 902912, 1093370, 1128640, 1749392, 2186740, 2257280, 3498784, 4373480, 4514560, 6997568, 8746960, 13995136, 17493920, 27990272, 34987840, 69975680, 139951360]

約数ペア:

[(1, 139951360), (2, 69975680), (4, 34987840), (5, 27990272), (8, 17493920), (10, 13995136), (16, 8746960), (20, 6997568), (31, 4514560), (32, 4373480), (40, 3498784), (62, 2257280), (64, 2186740), (80, 1749392), (124, 1128640), (128, 1093370), (155, 902912), (160, 874696), (248, 564320), (256, 546685), (310, 451456), (320, 437348), (496, 282160), (620, 225728), (640, 218674), (992, 141080), (1240, 112864), (1280, 109337), (1984, 70540), (2480, 56432), (3527, 39680), (3968, 35270), (4960, 28216), (7054, 19840), (7936, 17635), (9920, 14108)]