15680040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3187}}^1$

素因数の和:3242

約数の個数: 64

約数和(自身を含む): 48202560

約数和(自身を除く): 32522520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 3187, 4920, 6374, 9561, 12748, 15935, 19122, 25496, 31870, 38244, 47805, 63740, 76488, 95610, 127480, 130667, 191220, 261334, 382440, 392001, 522668, 653335, 784002, 1045336, 1306670, 1568004, 1960005, 2613340, 3136008, 3920010, 5226680, 7840020, 15680040]

約数ペア:

[(1, 15680040), (2, 7840020), (3, 5226680), (4, 3920010), (5, 3136008), (6, 2613340), (8, 1960005), (10, 1568004), (12, 1306670), (15, 1045336), (20, 784002), (24, 653335), (30, 522668), (40, 392001), (41, 382440), (60, 261334), (82, 191220), (120, 130667), (123, 127480), (164, 95610), (205, 76488), (246, 63740), (328, 47805), (410, 38244), (492, 31870), (615, 25496), (820, 19122), (984, 15935), (1230, 12748), (1640, 9561), (2460, 6374), (3187, 4920)]