74740740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 217413504

約数和(自身を除く): 142672764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 131, 148, 185, 222, 257, 262, 370, 393, 444, 514, 524, 555, 655, 740, 771, 786, 1028, 1110, 1285, 1310, 1542, 1572, 1965, 2220, 2570, 2620, 3084, 3855, 3930, 4847, 5140, 7710, 7860, 9509, 9694, 14541, 15420, 19018, 19388, 24235, 28527, 29082, 33667, 38036, 47545, 48470, 57054, 58164, 67334, 72705, 95090, 96940, 101001, 114108, 134668, 142635, 145410, 168335, 190180, 202002, 285270, 290820, 336670, 404004, 505005, 570540, 673340, 1010010, 1245679, 2020020, 2491358, 3737037, 4982716, 6228395, 7474074, 12456790, 14948148, 18685185, 24913580, 37370370, 74740740]

約数ペア:

[(1, 74740740), (2, 37370370), (3, 24913580), (4, 18685185), (5, 14948148), (6, 12456790), (10, 7474074), (12, 6228395), (15, 4982716), (20, 3737037), (30, 2491358), (37, 2020020), (60, 1245679), (74, 1010010), (111, 673340), (131, 570540), (148, 505005), (185, 404004), (222, 336670), (257, 290820), (262, 285270), (370, 202002), (393, 190180), (444, 168335), (514, 145410), (524, 142635), (555, 134668), (655, 114108), (740, 101001), (771, 96940), (786, 95090), (1028, 72705), (1110, 67334), (1285, 58164), (1310, 57054), (1542, 48470), (1572, 47545), (1965, 38036), (2220, 33667), (2570, 29082), (2620, 28527), (3084, 24235), (3855, 19388), (3930, 19018), (4847, 15420), (5140, 14541), (7710, 9694), (7860, 9509)]