2154720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{67}}^2$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 6890184

約数和(自身を除く): 4735464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 67, 80, 96, 120, 134, 160, 201, 240, 268, 335, 402, 480, 536, 670, 804, 1005, 1072, 1340, 1608, 2010, 2144, 2680, 3216, 4020, 4489, 5360, 6432, 8040, 8978, 10720, 13467, 16080, 17956, 22445, 26934, 32160, 35912, 44890, 53868, 67335, 71824, 89780, 107736, 134670, 143648, 179560, 215472, 269340, 359120, 430944, 538680, 718240, 1077360, 2154720]

約数ペア:

[(1, 2154720), (2, 1077360), (3, 718240), (4, 538680), (5, 430944), (6, 359120), (8, 269340), (10, 215472), (12, 179560), (15, 143648), (16, 134670), (20, 107736), (24, 89780), (30, 71824), (32, 67335), (40, 53868), (48, 44890), (60, 35912), (67, 32160), (80, 26934), (96, 22445), (120, 17956), (134, 16080), (160, 13467), (201, 10720), (240, 8978), (268, 8040), (335, 6432), (402, 5360), (480, 4489), (536, 4020), (670, 3216), (804, 2680), (1005, 2144), (1072, 2010), (1340, 1608)]