311327640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66523}}^1$

素因数の和:66553

約数の個数: 96

約数和(自身を含む): 1089663120

約数和(自身を除く): 778335480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 66523, 133046, 199569, 266092, 332615, 399138, 532184, 598707, 665230, 798276, 864799, 997845, 1197414, 1330460, 1596552, 1729598, 1995690, 2394828, 2594397, 2660920, 2993535, 3459196, 3991380, 4323995, 4789656, 5188794, 5987070, 6918392, 7783191, 7982760, 8647990, 10377588, 11974140, 12971985, 15566382, 17295980, 20755176, 23948280, 25943970, 31132764, 34591960, 38915955, 51887940, 62265528, 77831910, 103775880, 155663820, 311327640]

約数ペア:

[(1, 311327640), (2, 155663820), (3, 103775880), (4, 77831910), (5, 62265528), (6, 51887940), (8, 38915955), (9, 34591960), (10, 31132764), (12, 25943970), (13, 23948280), (15, 20755176), (18, 17295980), (20, 15566382), (24, 12971985), (26, 11974140), (30, 10377588), (36, 8647990), (39, 7982760), (40, 7783191), (45, 6918392), (52, 5987070), (60, 5188794), (65, 4789656), (72, 4323995), (78, 3991380), (90, 3459196), (104, 2993535), (117, 2660920), (120, 2594397), (130, 2394828), (156, 1995690), (180, 1729598), (195, 1596552), (234, 1330460), (260, 1197414), (312, 997845), (360, 864799), (390, 798276), (468, 665230), (520, 598707), (585, 532184), (780, 399138), (936, 332615), (1170, 266092), (1560, 199569), (2340, 133046), (4680, 66523)]