31081950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 108

約数和(自身を含む): 89079120

約数和(自身を除く): 57997170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 239, 255, 289, 306, 425, 450, 478, 510, 578, 717, 765, 850, 867, 1195, 1275, 1434, 1445, 1530, 1734, 2151, 2390, 2550, 2601, 2890, 3585, 3825, 4063, 4302, 4335, 5202, 5975, 7170, 7225, 7650, 8126, 8670, 10755, 11950, 12189, 13005, 14450, 17925, 20315, 21510, 21675, 24378, 26010, 35850, 36567, 40630, 43350, 53775, 60945, 65025, 69071, 73134, 101575, 107550, 121890, 130050, 138142, 182835, 203150, 207213, 304725, 345355, 365670, 414426, 609450, 621639, 690710, 914175, 1036065, 1243278, 1726775, 1828350, 2072130, 3108195, 3453550, 5180325, 6216390, 10360650, 15540975, 31081950]

約数ペア:

[(1, 31081950), (2, 15540975), (3, 10360650), (5, 6216390), (6, 5180325), (9, 3453550), (10, 3108195), (15, 2072130), (17, 1828350), (18, 1726775), (25, 1243278), (30, 1036065), (34, 914175), (45, 690710), (50, 621639), (51, 609450), (75, 414426), (85, 365670), (90, 345355), (102, 304725), (150, 207213), (153, 203150), (170, 182835), (225, 138142), (239, 130050), (255, 121890), (289, 107550), (306, 101575), (425, 73134), (450, 69071), (478, 65025), (510, 60945), (578, 53775), (717, 43350), (765, 40630), (850, 36567), (867, 35850), (1195, 26010), (1275, 24378), (1434, 21675), (1445, 21510), (1530, 20315), (1734, 17925), (2151, 14450), (2390, 13005), (2550, 12189), (2601, 11950), (2890, 10755), (3585, 8670), (3825, 8126), (4063, 7650), (4302, 7225), (4335, 7170), (5202, 5975)]