171523560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2627

約数の個数: 128

約数和(自身を含む): 567262080

約数和(自身を除く): 395738520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2557, 2580, 2795, 3354, 4472, 5114, 5160, 5590, 6708, 7671, 8385, 10228, 11180, 12785, 13416, 15342, 16770, 20456, 22360, 25570, 30684, 33241, 33540, 38355, 51140, 61368, 66482, 67080, 76710, 99723, 102280, 109951, 132964, 153420, 166205, 199446, 219902, 265928, 306840, 329853, 332410, 398892, 439804, 498615, 549755, 659706, 664820, 797784, 879608, 997230, 1099510, 1319412, 1329640, 1429363, 1649265, 1994460, 2199020, 2638824, 2858726, 3298530, 3988920, 4288089, 4398040, 5717452, 6597060, 7146815, 8576178, 11434904, 13194120, 14293630, 17152356, 21440445, 28587260, 34304712, 42880890, 57174520, 85761780, 171523560]

約数ペア:

[(1, 171523560), (2, 85761780), (3, 57174520), (4, 42880890), (5, 34304712), (6, 28587260), (8, 21440445), (10, 17152356), (12, 14293630), (13, 13194120), (15, 11434904), (20, 8576178), (24, 7146815), (26, 6597060), (30, 5717452), (39, 4398040), (40, 4288089), (43, 3988920), (52, 3298530), (60, 2858726), (65, 2638824), (78, 2199020), (86, 1994460), (104, 1649265), (120, 1429363), (129, 1329640), (130, 1319412), (156, 1099510), (172, 997230), (195, 879608), (215, 797784), (258, 664820), (260, 659706), (312, 549755), (344, 498615), (390, 439804), (430, 398892), (516, 332410), (520, 329853), (559, 306840), (645, 265928), (780, 219902), (860, 199446), (1032, 166205), (1118, 153420), (1290, 132964), (1560, 109951), (1677, 102280), (1720, 99723), (2236, 76710), (2557, 67080), (2580, 66482), (2795, 61368), (3354, 51140), (4472, 38355), (5114, 33540), (5160, 33241), (5590, 30684), (6708, 25570), (7671, 22360), (8385, 20456), (10228, 16770), (11180, 15342), (12785, 13416)]