131649440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 96

約数和(自身を含む): 337841280

約数和(自身を除く): 206191840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 167, 208, 260, 334, 379, 416, 520, 668, 758, 835, 1040, 1336, 1516, 1670, 1895, 2080, 2171, 2672, 3032, 3340, 3790, 4342, 4927, 5344, 6064, 6680, 7580, 8684, 9854, 10855, 12128, 13360, 15160, 17368, 19708, 21710, 24635, 26720, 30320, 34736, 39416, 43420, 49270, 60640, 63293, 69472, 78832, 86840, 98540, 126586, 157664, 173680, 197080, 253172, 316465, 347360, 394160, 506344, 632930, 788320, 822809, 1012688, 1265860, 1645618, 2025376, 2531720, 3291236, 4114045, 5063440, 6582472, 8228090, 10126880, 13164944, 16456180, 26329888, 32912360, 65824720, 131649440]

約数ペア:

[(1, 131649440), (2, 65824720), (4, 32912360), (5, 26329888), (8, 16456180), (10, 13164944), (13, 10126880), (16, 8228090), (20, 6582472), (26, 5063440), (32, 4114045), (40, 3291236), (52, 2531720), (65, 2025376), (80, 1645618), (104, 1265860), (130, 1012688), (160, 822809), (167, 788320), (208, 632930), (260, 506344), (334, 394160), (379, 347360), (416, 316465), (520, 253172), (668, 197080), (758, 173680), (835, 157664), (1040, 126586), (1336, 98540), (1516, 86840), (1670, 78832), (1895, 69472), (2080, 63293), (2171, 60640), (2672, 49270), (3032, 43420), (3340, 39416), (3790, 34736), (4342, 30320), (4927, 26720), (5344, 24635), (6064, 21710), (6680, 19708), (7580, 17368), (8684, 15160), (9854, 13360), (10855, 12128)]