81410040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2239}}^1$

素因数の和:2357

約数の個数: 96

約数和(自身を含む): 267321600

約数和(自身を除く): 185911560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 2020, 2239, 2424, 3030, 3636, 4040, 4478, 4545, 6060, 6717, 7272, 8956, 9090, 11195, 12120, 13434, 17912, 18180, 20151, 22390, 26868, 33585, 36360, 40302, 44780, 53736, 67170, 80604, 89560, 100755, 134340, 161208, 201510, 226139, 268680, 403020, 452278, 678417, 806040, 904556, 1130695, 1356834, 1809112, 2035251, 2261390, 2713668, 3392085, 4070502, 4522780, 5427336, 6784170, 8141004, 9045560, 10176255, 13568340, 16282008, 20352510, 27136680, 40705020, 81410040]

約数ペア:

[(1, 81410040), (2, 40705020), (3, 27136680), (4, 20352510), (5, 16282008), (6, 13568340), (8, 10176255), (9, 9045560), (10, 8141004), (12, 6784170), (15, 5427336), (18, 4522780), (20, 4070502), (24, 3392085), (30, 2713668), (36, 2261390), (40, 2035251), (45, 1809112), (60, 1356834), (72, 1130695), (90, 904556), (101, 806040), (120, 678417), (180, 452278), (202, 403020), (303, 268680), (360, 226139), (404, 201510), (505, 161208), (606, 134340), (808, 100755), (909, 89560), (1010, 80604), (1212, 67170), (1515, 53736), (1818, 44780), (2020, 40302), (2239, 36360), (2424, 33585), (3030, 26868), (3636, 22390), (4040, 20151), (4478, 18180), (4545, 17912), (6060, 13434), (6717, 12120), (7272, 11195), (8956, 9090)]