28621680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3847}}^1$

素因数の和:3894

約数の個数: 80

約数和(自身を含む): 91613184

約数和(自身を除く): 62991504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 3847, 7440, 7694, 11541, 15388, 19235, 23082, 30776, 38470, 46164, 57705, 61552, 76940, 92328, 115410, 119257, 153880, 184656, 230820, 238514, 307760, 357771, 461640, 477028, 596285, 715542, 923280, 954056, 1192570, 1431084, 1788855, 1908112, 2385140, 2862168, 3577710, 4770280, 5724336, 7155420, 9540560, 14310840, 28621680]

約数ペア:

[(1, 28621680), (2, 14310840), (3, 9540560), (4, 7155420), (5, 5724336), (6, 4770280), (8, 3577710), (10, 2862168), (12, 2385140), (15, 1908112), (16, 1788855), (20, 1431084), (24, 1192570), (30, 954056), (31, 923280), (40, 715542), (48, 596285), (60, 477028), (62, 461640), (80, 357771), (93, 307760), (120, 238514), (124, 230820), (155, 184656), (186, 153880), (240, 119257), (248, 115410), (310, 92328), (372, 76940), (465, 61552), (496, 57705), (620, 46164), (744, 38470), (930, 30776), (1240, 23082), (1488, 19235), (1860, 15388), (2480, 11541), (3720, 7694), (3847, 7440)]