83442780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{929}}^1$

素因数の和:1443

約数の個数: 72

約数和(自身を含む): 253890000

約数和(自身を除く): 170447220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 929, 998, 1497, 1858, 1996, 2495, 2787, 2994, 3716, 4491, 4645, 4990, 5574, 5988, 7485, 8361, 8982, 9290, 9980, 11148, 13935, 14970, 16722, 17964, 18580, 22455, 27870, 29940, 33444, 41805, 44910, 55740, 83610, 89820, 167220, 463571, 927142, 1390713, 1854284, 2317855, 2781426, 4172139, 4635710, 5562852, 6953565, 8344278, 9271420, 13907130, 16688556, 20860695, 27814260, 41721390, 83442780]

約数ペア:

[(1, 83442780), (2, 41721390), (3, 27814260), (4, 20860695), (5, 16688556), (6, 13907130), (9, 9271420), (10, 8344278), (12, 6953565), (15, 5562852), (18, 4635710), (20, 4172139), (30, 2781426), (36, 2317855), (45, 1854284), (60, 1390713), (90, 927142), (180, 463571), (499, 167220), (929, 89820), (998, 83610), (1497, 55740), (1858, 44910), (1996, 41805), (2495, 33444), (2787, 29940), (2994, 27870), (3716, 22455), (4491, 18580), (4645, 17964), (4990, 16722), (5574, 14970), (5988, 13935), (7485, 11148), (8361, 9980), (8982, 9290)]