61997520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 160

約数和(自身を含む): 213986304

約数和(自身を除く): 151988784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 641, 744, 780, 806, 930, 1040, 1209, 1240, 1282, 1488, 1560, 1612, 1860, 1923, 2015, 2418, 2480, 2564, 3120, 3205, 3224, 3720, 3846, 4030, 4836, 5128, 6045, 6410, 6448, 7440, 7692, 8060, 8333, 9615, 9672, 10256, 12090, 12820, 15384, 16120, 16666, 19230, 19344, 19871, 24180, 24999, 25640, 30768, 32240, 33332, 38460, 39742, 41665, 48360, 49998, 51280, 59613, 66664, 76920, 79484, 83330, 96720, 99355, 99996, 119226, 124995, 133328, 153840, 158968, 166660, 198710, 199992, 238452, 249990, 258323, 298065, 317936, 333320, 397420, 399984, 476904, 499980, 516646, 596130, 666640, 774969, 794840, 953808, 999960, 1033292, 1192260, 1291615, 1549938, 1589680, 1999920, 2066584, 2384520, 2583230, 3099876, 3874845, 4133168, 4769040, 5166460, 6199752, 7749690, 10332920, 12399504, 15499380, 20665840, 30998760, 61997520]

約数ペア:

[(1, 61997520), (2, 30998760), (3, 20665840), (4, 15499380), (5, 12399504), (6, 10332920), (8, 7749690), (10, 6199752), (12, 5166460), (13, 4769040), (15, 4133168), (16, 3874845), (20, 3099876), (24, 2583230), (26, 2384520), (30, 2066584), (31, 1999920), (39, 1589680), (40, 1549938), (48, 1291615), (52, 1192260), (60, 1033292), (62, 999960), (65, 953808), (78, 794840), (80, 774969), (93, 666640), (104, 596130), (120, 516646), (124, 499980), (130, 476904), (155, 399984), (156, 397420), (186, 333320), (195, 317936), (208, 298065), (240, 258323), (248, 249990), (260, 238452), (310, 199992), (312, 198710), (372, 166660), (390, 158968), (403, 153840), (465, 133328), (496, 124995), (520, 119226), (620, 99996), (624, 99355), (641, 96720), (744, 83330), (780, 79484), (806, 76920), (930, 66664), (1040, 59613), (1209, 51280), (1240, 49998), (1282, 48360), (1488, 41665), (1560, 39742), (1612, 38460), (1860, 33332), (1923, 32240), (2015, 30768), (2418, 25640), (2480, 24999), (2564, 24180), (3120, 19871), (3205, 19344), (3224, 19230), (3720, 16666), (3846, 16120), (4030, 15384), (4836, 12820), (5128, 12090), (6045, 10256), (6410, 9672), (6448, 9615), (7440, 8333), (7692, 8060)]