80283780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{773}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 244265112

約数和(自身を除く): 163981332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 773, 1154, 1546, 1731, 2308, 2319, 2885, 3092, 3462, 3865, 4638, 5193, 5770, 6924, 6957, 7730, 8655, 9276, 10386, 11540, 11595, 13914, 15460, 17310, 20772, 23190, 25965, 27828, 34620, 34785, 46380, 51930, 69570, 103860, 139140, 446021, 892042, 1338063, 1784084, 2230105, 2676126, 4014189, 4460210, 5352252, 6690315, 8028378, 8920420, 13380630, 16056756, 20070945, 26761260, 40141890, 80283780]

約数ペア:

[(1, 80283780), (2, 40141890), (3, 26761260), (4, 20070945), (5, 16056756), (6, 13380630), (9, 8920420), (10, 8028378), (12, 6690315), (15, 5352252), (18, 4460210), (20, 4014189), (30, 2676126), (36, 2230105), (45, 1784084), (60, 1338063), (90, 892042), (180, 446021), (577, 139140), (773, 103860), (1154, 69570), (1546, 51930), (1731, 46380), (2308, 34785), (2319, 34620), (2885, 27828), (3092, 25965), (3462, 23190), (3865, 20772), (4638, 17310), (5193, 15460), (5770, 13914), (6924, 11595), (6957, 11540), (7730, 10386), (8655, 9276)]