26988240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:964

約数の個数: 80

約数和(自身を含む): 84369600

約数和(自身を除く): 57381360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 809, 834, 1112, 1390, 1618, 1668, 2085, 2224, 2427, 2780, 3236, 3336, 4045, 4170, 4854, 5560, 6472, 6672, 8090, 8340, 9708, 11120, 12135, 12944, 16180, 16680, 19416, 24270, 32360, 33360, 38832, 48540, 64720, 97080, 112451, 194160, 224902, 337353, 449804, 562255, 674706, 899608, 1124510, 1349412, 1686765, 1799216, 2249020, 2698824, 3373530, 4498040, 5397648, 6747060, 8996080, 13494120, 26988240]

約数ペア:

[(1, 26988240), (2, 13494120), (3, 8996080), (4, 6747060), (5, 5397648), (6, 4498040), (8, 3373530), (10, 2698824), (12, 2249020), (15, 1799216), (16, 1686765), (20, 1349412), (24, 1124510), (30, 899608), (40, 674706), (48, 562255), (60, 449804), (80, 337353), (120, 224902), (139, 194160), (240, 112451), (278, 97080), (417, 64720), (556, 48540), (695, 38832), (809, 33360), (834, 32360), (1112, 24270), (1390, 19416), (1618, 16680), (1668, 16180), (2085, 12944), (2224, 12135), (2427, 11120), (2780, 9708), (3236, 8340), (3336, 8090), (4045, 6672), (4170, 6472), (4854, 5560)]