28269960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2647}}^1$

素因数の和:2750

約数の個数: 64

約数和(自身を含む): 85795200

約数和(自身を除く): 57525240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2647, 2670, 3560, 5294, 5340, 7941, 10588, 10680, 13235, 15882, 21176, 26470, 31764, 39705, 52940, 63528, 79410, 105880, 158820, 235583, 317640, 471166, 706749, 942332, 1177915, 1413498, 1884664, 2355830, 2826996, 3533745, 4711660, 5653992, 7067490, 9423320, 14134980, 28269960]

約数ペア:

[(1, 28269960), (2, 14134980), (3, 9423320), (4, 7067490), (5, 5653992), (6, 4711660), (8, 3533745), (10, 2826996), (12, 2355830), (15, 1884664), (20, 1413498), (24, 1177915), (30, 942332), (40, 706749), (60, 471166), (89, 317640), (120, 235583), (178, 158820), (267, 105880), (356, 79410), (445, 63528), (534, 52940), (712, 39705), (890, 31764), (1068, 26470), (1335, 21176), (1780, 15882), (2136, 13235), (2647, 10680), (2670, 10588), (3560, 7941), (5294, 5340)]