68200080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21859}}^1$

素因数の和:21888

約数の個数: 80

約数和(自身を含む): 227693760

約数和(自身を除く): 159493680

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, 21859, 43718, 65577, 87436, 109295, 131154, 174872, 218590, 262308, 284167, 327885, 349744, 437180, 524616, 568334, 655770, 852501, 874360, 1049232, 1136668, 1311540, 1420835, 1705002, 1748720, 2273336, 2623080, 2841670, 3410004, 4262505, 4546672, 5246160, 5683340, 6820008, 8525010, 11366680, 13640016, 17050020, 22733360, 34100040, 68200080]

約数ペア:

[(1, 68200080), (2, 34100040), (3, 22733360), (4, 17050020), (5, 13640016), (6, 11366680), (8, 8525010), (10, 6820008), (12, 5683340), (13, 5246160), (15, 4546672), (16, 4262505), (20, 3410004), (24, 2841670), (26, 2623080), (30, 2273336), (39, 1748720), (40, 1705002), (48, 1420835), (52, 1311540), (60, 1136668), (65, 1049232), (78, 874360), (80, 852501), (104, 655770), (120, 568334), (130, 524616), (156, 437180), (195, 349744), (208, 327885), (240, 284167), (260, 262308), (312, 218590), (390, 174872), (520, 131154), (624, 109295), (780, 87436), (1040, 65577), (1560, 43718), (3120, 21859)]