140808720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45131}}^1$

素因数の和:45160

約数の個数: 80

約数和(自身を含む): 470094912

約数和(自身を除く): 329286192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 45131, 90262, 135393, 180524, 225655, 270786, 361048, 451310, 541572, 586703, 676965, 722096, 902620, 1083144, 1173406, 1353930, 1760109, 1805240, 2166288, 2346812, 2707860, 2933515, 3520218, 3610480, 4693624, 5415720, 5867030, 7040436, 8800545, 9387248, 10831440, 11734060, 14080872, 17601090, 23468120, 28161744, 35202180, 46936240, 70404360, 140808720]

約数ペア:

[(1, 140808720), (2, 70404360), (3, 46936240), (4, 35202180), (5, 28161744), (6, 23468120), (8, 17601090), (10, 14080872), (12, 11734060), (13, 10831440), (15, 9387248), (16, 8800545), (20, 7040436), (24, 5867030), (26, 5415720), (30, 4693624), (39, 3610480), (40, 3520218), (48, 2933515), (52, 2707860), (60, 2346812), (65, 2166288), (78, 1805240), (80, 1760109), (104, 1353930), (120, 1173406), (130, 1083144), (156, 902620), (195, 722096), (208, 676965), (240, 586703), (260, 541572), (312, 451310), (390, 361048), (520, 270786), (624, 225655), (780, 180524), (1040, 135393), (1560, 90262), (3120, 45131)]