8411220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 25867296

約数和(自身を除く): 17456076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 563, 747, 830, 996, 1126, 1245, 1494, 1660, 1689, 2252, 2490, 2815, 2988, 3378, 3735, 4980, 5067, 5630, 6756, 7470, 8445, 10134, 11260, 14940, 16890, 20268, 25335, 33780, 46729, 50670, 93458, 101340, 140187, 186916, 233645, 280374, 420561, 467290, 560748, 700935, 841122, 934580, 1401870, 1682244, 2102805, 2803740, 4205610, 8411220]

約数ペア:

[(1, 8411220), (2, 4205610), (3, 2803740), (4, 2102805), (5, 1682244), (6, 1401870), (9, 934580), (10, 841122), (12, 700935), (15, 560748), (18, 467290), (20, 420561), (30, 280374), (36, 233645), (45, 186916), (60, 140187), (83, 101340), (90, 93458), (166, 50670), (180, 46729), (249, 33780), (332, 25335), (415, 20268), (498, 16890), (563, 14940), (747, 11260), (830, 10134), (996, 8445), (1126, 7470), (1245, 6756), (1494, 5630), (1660, 5067), (1689, 4980), (2252, 3735), (2490, 3378), (2815, 2988)]