231947160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 722304000

約数和(自身を除く): 490356840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 158, 172, 215, 237, 258, 316, 344, 395, 430, 474, 516, 569, 632, 645, 790, 860, 948, 1032, 1138, 1185, 1290, 1580, 1707, 1720, 1896, 2276, 2370, 2580, 2845, 3160, 3397, 3414, 4552, 4740, 5160, 5690, 6794, 6828, 8535, 9480, 10191, 11380, 13588, 13656, 16985, 17070, 20382, 22760, 24467, 27176, 33970, 34140, 40764, 44951, 48934, 50955, 67940, 68280, 73401, 81528, 89902, 97868, 101910, 122335, 134853, 135880, 146802, 179804, 195736, 203820, 224755, 244670, 269706, 293604, 359608, 367005, 407640, 449510, 489340, 539412, 587208, 674265, 734010, 899020, 978680, 1078824, 1348530, 1468020, 1798040, 1932893, 2697060, 2936040, 3865786, 5394120, 5798679, 7731572, 9664465, 11597358, 15463144, 19328930, 23194716, 28993395, 38657860, 46389432, 57986790, 77315720, 115973580, 231947160]

約数ペア:

[(1, 231947160), (2, 115973580), (3, 77315720), (4, 57986790), (5, 46389432), (6, 38657860), (8, 28993395), (10, 23194716), (12, 19328930), (15, 15463144), (20, 11597358), (24, 9664465), (30, 7731572), (40, 5798679), (43, 5394120), (60, 3865786), (79, 2936040), (86, 2697060), (120, 1932893), (129, 1798040), (158, 1468020), (172, 1348530), (215, 1078824), (237, 978680), (258, 899020), (316, 734010), (344, 674265), (395, 587208), (430, 539412), (474, 489340), (516, 449510), (569, 407640), (632, 367005), (645, 359608), (790, 293604), (860, 269706), (948, 244670), (1032, 224755), (1138, 203820), (1185, 195736), (1290, 179804), (1580, 146802), (1707, 135880), (1720, 134853), (1896, 122335), (2276, 101910), (2370, 97868), (2580, 89902), (2845, 81528), (3160, 73401), (3397, 68280), (3414, 67940), (4552, 50955), (4740, 48934), (5160, 44951), (5690, 40764), (6794, 34140), (6828, 33970), (8535, 27176), (9480, 24467), (10191, 22760), (11380, 20382), (13588, 17070), (13656, 16985)]