1620396816

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{2593}}^1$

素因数の和:2928

約数の個数: 80

約数和(自身を含む): 4292177664

約数和(自身を除く): 2671780848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 277, 282, 376, 554, 564, 752, 831, 1108, 1128, 1662, 2216, 2256, 2593, 3324, 4432, 5186, 6648, 7779, 10372, 13019, 13296, 15558, 20744, 26038, 31116, 39057, 41488, 52076, 62232, 78114, 104152, 121871, 124464, 156228, 208304, 243742, 312456, 365613, 487484, 624912, 718261, 731226, 974968, 1436522, 1462452, 1949936, 2154783, 2873044, 2924904, 4309566, 5746088, 5849808, 8619132, 11492176, 17238264, 33758267, 34476528, 67516534, 101274801, 135033068, 202549602, 270066136, 405099204, 540132272, 810198408, 1620396816]

約数ペア:

[(1, 1620396816), (2, 810198408), (3, 540132272), (4, 405099204), (6, 270066136), (8, 202549602), (12, 135033068), (16, 101274801), (24, 67516534), (47, 34476528), (48, 33758267), (94, 17238264), (141, 11492176), (188, 8619132), (277, 5849808), (282, 5746088), (376, 4309566), (554, 2924904), (564, 2873044), (752, 2154783), (831, 1949936), (1108, 1462452), (1128, 1436522), (1662, 974968), (2216, 731226), (2256, 718261), (2593, 624912), (3324, 487484), (4432, 365613), (5186, 312456), (6648, 243742), (7779, 208304), (10372, 156228), (13019, 124464), (13296, 121871), (15558, 104152), (20744, 78114), (26038, 62232), (31116, 52076), (39057, 41488)]