1998480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 6767424

約数和(自身を除く): 4768944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 757, 880, 1320, 1514, 2271, 2640, 3028, 3785, 4542, 6056, 7570, 8327, 9084, 11355, 12112, 15140, 16654, 18168, 22710, 24981, 30280, 33308, 36336, 41635, 45420, 49962, 60560, 66616, 83270, 90840, 99924, 124905, 133232, 166540, 181680, 199848, 249810, 333080, 399696, 499620, 666160, 999240, 1998480]

約数ペア:

[(1, 1998480), (2, 999240), (3, 666160), (4, 499620), (5, 399696), (6, 333080), (8, 249810), (10, 199848), (11, 181680), (12, 166540), (15, 133232), (16, 124905), (20, 99924), (22, 90840), (24, 83270), (30, 66616), (33, 60560), (40, 49962), (44, 45420), (48, 41635), (55, 36336), (60, 33308), (66, 30280), (80, 24981), (88, 22710), (110, 18168), (120, 16654), (132, 15140), (165, 12112), (176, 11355), (220, 9084), (240, 8327), (264, 7570), (330, 6056), (440, 4542), (528, 3785), (660, 3028), (757, 2640), (880, 2271), (1320, 1514)]