148823680

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1831}}^1$

素因数の和:1977

約数の個数: 64

約数和(自身を含む): 358778880

約数和(自身を除く): 209955200

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, 1831, 2032, 2540, 3662, 4064, 5080, 7324, 8128, 9155, 10160, 14648, 16256, 18310, 20320, 29296, 36620, 40640, 58592, 73240, 81280, 117184, 146480, 232537, 234368, 292960, 465074, 585920, 930148, 1162685, 1171840, 1860296, 2325370, 3720592, 4650740, 7441184, 9301480, 14882368, 18602960, 29764736, 37205920, 74411840, 148823680]

約数ペア:

[(1, 148823680), (2, 74411840), (4, 37205920), (5, 29764736), (8, 18602960), (10, 14882368), (16, 9301480), (20, 7441184), (32, 4650740), (40, 3720592), (64, 2325370), (80, 1860296), (127, 1171840), (128, 1162685), (160, 930148), (254, 585920), (320, 465074), (508, 292960), (635, 234368), (640, 232537), (1016, 146480), (1270, 117184), (1831, 81280), (2032, 73240), (2540, 58592), (3662, 40640), (4064, 36620), (5080, 29296), (7324, 20320), (8128, 18310), (9155, 16256), (10160, 14648)]