7986840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 26265600

約数和(自身を除く): 18278760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 113, 114, 120, 124, 152, 155, 186, 190, 226, 228, 248, 285, 310, 339, 372, 380, 452, 456, 465, 565, 570, 589, 620, 678, 744, 760, 904, 930, 1130, 1140, 1178, 1240, 1356, 1695, 1767, 1860, 2147, 2260, 2280, 2356, 2712, 2945, 3390, 3503, 3534, 3720, 4294, 4520, 4712, 5890, 6441, 6780, 7006, 7068, 8588, 8835, 10509, 10735, 11780, 12882, 13560, 14012, 14136, 17176, 17515, 17670, 21018, 21470, 23560, 25764, 28024, 32205, 35030, 35340, 42036, 42940, 51528, 52545, 64410, 66557, 70060, 70680, 84072, 85880, 105090, 128820, 133114, 140120, 199671, 210180, 257640, 266228, 332785, 399342, 420360, 532456, 665570, 798684, 998355, 1331140, 1597368, 1996710, 2662280, 3993420, 7986840]

約数ペア:

[(1, 7986840), (2, 3993420), (3, 2662280), (4, 1996710), (5, 1597368), (6, 1331140), (8, 998355), (10, 798684), (12, 665570), (15, 532456), (19, 420360), (20, 399342), (24, 332785), (30, 266228), (31, 257640), (38, 210180), (40, 199671), (57, 140120), (60, 133114), (62, 128820), (76, 105090), (93, 85880), (95, 84072), (113, 70680), (114, 70060), (120, 66557), (124, 64410), (152, 52545), (155, 51528), (186, 42940), (190, 42036), (226, 35340), (228, 35030), (248, 32205), (285, 28024), (310, 25764), (339, 23560), (372, 21470), (380, 21018), (452, 17670), (456, 17515), (465, 17176), (565, 14136), (570, 14012), (589, 13560), (620, 12882), (678, 11780), (744, 10735), (760, 10509), (904, 8835), (930, 8588), (1130, 7068), (1140, 7006), (1178, 6780), (1240, 6441), (1356, 5890), (1695, 4712), (1767, 4520), (1860, 4294), (2147, 3720), (2260, 3534), (2280, 3503), (2356, 3390), (2712, 2945)]