140858240

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1733}}^1$

素因数の和:1879

約数の個数: 64

約数和(自身を含む): 339586560

約数和(自身を除く): 198728320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 1733, 2032, 2540, 3466, 4064, 5080, 6932, 8128, 8665, 10160, 13864, 16256, 17330, 20320, 27728, 34660, 40640, 55456, 69320, 81280, 110912, 138640, 220091, 221824, 277280, 440182, 554560, 880364, 1100455, 1109120, 1760728, 2200910, 3521456, 4401820, 7042912, 8803640, 14085824, 17607280, 28171648, 35214560, 70429120, 140858240]

約数ペア:

[(1, 140858240), (2, 70429120), (4, 35214560), (5, 28171648), (8, 17607280), (10, 14085824), (16, 8803640), (20, 7042912), (32, 4401820), (40, 3521456), (64, 2200910), (80, 1760728), (127, 1109120), (128, 1100455), (160, 880364), (254, 554560), (320, 440182), (508, 277280), (635, 221824), (640, 220091), (1016, 138640), (1270, 110912), (1733, 81280), (2032, 69320), (2540, 55456), (3466, 40640), (4064, 34660), (5080, 27728), (6932, 20320), (8128, 17330), (8665, 16256), (10160, 13864)]