260394720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{542489}}^1$

素因数の和:542507

約数の個数: 48

約数和(自身を含む): 820244880

約数和(自身を除く): 559850160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 542489, 1084978, 1627467, 2169956, 2712445, 3254934, 4339912, 5424890, 6509868, 8137335, 8679824, 10849780, 13019736, 16274670, 17359648, 21699560, 26039472, 32549340, 43399120, 52078944, 65098680, 86798240, 130197360, 260394720]

約数ペア:

[(1, 260394720), (2, 130197360), (3, 86798240), (4, 65098680), (5, 52078944), (6, 43399120), (8, 32549340), (10, 26039472), (12, 21699560), (15, 17359648), (16, 16274670), (20, 13019736), (24, 10849780), (30, 8679824), (32, 8137335), (40, 6509868), (48, 5424890), (60, 4339912), (80, 3254934), (96, 2712445), (120, 2169956), (160, 1627467), (240, 1084978), (480, 542489)]