217098880

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2671}}^1$

素因数の和:2817

約数の個数: 64

約数和(自身を含む): 523284480

約数和(自身を除く): 306185600

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, 2032, 2540, 2671, 4064, 5080, 5342, 8128, 10160, 10684, 13355, 16256, 20320, 21368, 26710, 40640, 42736, 53420, 81280, 85472, 106840, 170944, 213680, 339217, 341888, 427360, 678434, 854720, 1356868, 1696085, 1709440, 2713736, 3392170, 5427472, 6784340, 10854944, 13568680, 21709888, 27137360, 43419776, 54274720, 108549440, 217098880]

約数ペア:

[(1, 217098880), (2, 108549440), (4, 54274720), (5, 43419776), (8, 27137360), (10, 21709888), (16, 13568680), (20, 10854944), (32, 6784340), (40, 5427472), (64, 3392170), (80, 2713736), (127, 1709440), (128, 1696085), (160, 1356868), (254, 854720), (320, 678434), (508, 427360), (635, 341888), (640, 339217), (1016, 213680), (1270, 170944), (2032, 106840), (2540, 85472), (2671, 81280), (4064, 53420), (5080, 42736), (5342, 40640), (8128, 26710), (10160, 21368), (10684, 20320), (13355, 16256)]