78085680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1459}}^1$

素因数の和:1698

約数の個数: 80

約数和(自身を含む): 243317760

約数和(自身を除く): 165232080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 446, 669, 892, 1115, 1338, 1459, 1784, 2230, 2676, 2918, 3345, 3568, 4377, 4460, 5352, 5836, 6690, 7295, 8754, 8920, 10704, 11672, 13380, 14590, 17508, 17840, 21885, 23344, 26760, 29180, 35016, 43770, 53520, 58360, 70032, 87540, 116720, 175080, 325357, 350160, 650714, 976071, 1301428, 1626785, 1952142, 2602856, 3253570, 3904284, 4880355, 5205712, 6507140, 7808568, 9760710, 13014280, 15617136, 19521420, 26028560, 39042840, 78085680]

約数ペア:

[(1, 78085680), (2, 39042840), (3, 26028560), (4, 19521420), (5, 15617136), (6, 13014280), (8, 9760710), (10, 7808568), (12, 6507140), (15, 5205712), (16, 4880355), (20, 3904284), (24, 3253570), (30, 2602856), (40, 1952142), (48, 1626785), (60, 1301428), (80, 976071), (120, 650714), (223, 350160), (240, 325357), (446, 175080), (669, 116720), (892, 87540), (1115, 70032), (1338, 58360), (1459, 53520), (1784, 43770), (2230, 35016), (2676, 29180), (2918, 26760), (3345, 23344), (3568, 21885), (4377, 17840), (4460, 17508), (5352, 14590), (5836, 13380), (6690, 11672), (7295, 10704), (8754, 8920)]