131081640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 410296320

約数和(自身を除く): 279214680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 167, 186, 211, 248, 310, 334, 372, 422, 465, 501, 620, 633, 668, 744, 835, 844, 930, 1002, 1055, 1240, 1266, 1336, 1670, 1688, 1860, 2004, 2110, 2505, 2532, 3165, 3340, 3720, 4008, 4220, 5010, 5064, 5177, 6330, 6541, 6680, 8440, 10020, 10354, 12660, 13082, 15531, 19623, 20040, 20708, 25320, 25885, 26164, 31062, 32705, 35237, 39246, 41416, 51770, 52328, 62124, 65410, 70474, 77655, 78492, 98115, 103540, 105711, 124248, 130820, 140948, 155310, 156984, 176185, 196230, 207080, 211422, 261640, 281896, 310620, 352370, 392460, 422844, 528555, 621240, 704740, 784920, 845688, 1057110, 1092347, 1409480, 2114220, 2184694, 3277041, 4228440, 4369388, 5461735, 6554082, 8738776, 10923470, 13108164, 16385205, 21846940, 26216328, 32770410, 43693880, 65540820, 131081640]

約数ペア:

[(1, 131081640), (2, 65540820), (3, 43693880), (4, 32770410), (5, 26216328), (6, 21846940), (8, 16385205), (10, 13108164), (12, 10923470), (15, 8738776), (20, 6554082), (24, 5461735), (30, 4369388), (31, 4228440), (40, 3277041), (60, 2184694), (62, 2114220), (93, 1409480), (120, 1092347), (124, 1057110), (155, 845688), (167, 784920), (186, 704740), (211, 621240), (248, 528555), (310, 422844), (334, 392460), (372, 352370), (422, 310620), (465, 281896), (501, 261640), (620, 211422), (633, 207080), (668, 196230), (744, 176185), (835, 156984), (844, 155310), (930, 140948), (1002, 130820), (1055, 124248), (1240, 105711), (1266, 103540), (1336, 98115), (1670, 78492), (1688, 77655), (1860, 70474), (2004, 65410), (2110, 62124), (2505, 52328), (2532, 51770), (3165, 41416), (3340, 39246), (3720, 35237), (4008, 32705), (4220, 31062), (5010, 26164), (5064, 25885), (5177, 25320), (6330, 20708), (6541, 20040), (6680, 19623), (8440, 15531), (10020, 13082), (10354, 12660)]