256030860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{769}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 745113600

約数和(自身を除く): 489082740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 179, 186, 310, 358, 372, 465, 537, 620, 716, 769, 895, 930, 1074, 1538, 1790, 1860, 2148, 2307, 2685, 3076, 3580, 3845, 4614, 5370, 5549, 7690, 9228, 10740, 11098, 11535, 15380, 16647, 22196, 23070, 23839, 27745, 33294, 46140, 47678, 55490, 66588, 71517, 83235, 95356, 110980, 119195, 137651, 143034, 166470, 238390, 275302, 286068, 332940, 357585, 412953, 476780, 550604, 688255, 715170, 825906, 1376510, 1430340, 1651812, 2064765, 2753020, 4129530, 4267181, 8259060, 8534362, 12801543, 17068724, 21335905, 25603086, 42671810, 51206172, 64007715, 85343620, 128015430, 256030860]

約数ペア:

[(1, 256030860), (2, 128015430), (3, 85343620), (4, 64007715), (5, 51206172), (6, 42671810), (10, 25603086), (12, 21335905), (15, 17068724), (20, 12801543), (30, 8534362), (31, 8259060), (60, 4267181), (62, 4129530), (93, 2753020), (124, 2064765), (155, 1651812), (179, 1430340), (186, 1376510), (310, 825906), (358, 715170), (372, 688255), (465, 550604), (537, 476780), (620, 412953), (716, 357585), (769, 332940), (895, 286068), (930, 275302), (1074, 238390), (1538, 166470), (1790, 143034), (1860, 137651), (2148, 119195), (2307, 110980), (2685, 95356), (3076, 83235), (3580, 71517), (3845, 66588), (4614, 55490), (5370, 47678), (5549, 46140), (7690, 33294), (9228, 27745), (10740, 23839), (11098, 23070), (11535, 22196), (15380, 16647)]