28762920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 94465800

約数和(自身を除く): 65702880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 733, 872, 981, 1090, 1308, 1466, 1635, 1962, 2180, 2199, 2616, 2932, 3270, 3665, 3924, 4360, 4398, 4905, 5864, 6540, 6597, 7330, 7848, 8796, 9810, 10995, 13080, 13194, 14660, 17592, 19620, 21990, 26388, 29320, 32985, 39240, 43980, 52776, 65970, 79897, 87960, 131940, 159794, 239691, 263880, 319588, 399485, 479382, 639176, 719073, 798970, 958764, 1198455, 1438146, 1597940, 1917528, 2396910, 2876292, 3195880, 3595365, 4793820, 5752584, 7190730, 9587640, 14381460, 28762920]

約数ペア:

[(1, 28762920), (2, 14381460), (3, 9587640), (4, 7190730), (5, 5752584), (6, 4793820), (8, 3595365), (9, 3195880), (10, 2876292), (12, 2396910), (15, 1917528), (18, 1597940), (20, 1438146), (24, 1198455), (30, 958764), (36, 798970), (40, 719073), (45, 639176), (60, 479382), (72, 399485), (90, 319588), (109, 263880), (120, 239691), (180, 159794), (218, 131940), (327, 87960), (360, 79897), (436, 65970), (545, 52776), (654, 43980), (733, 39240), (872, 32985), (981, 29320), (1090, 26388), (1308, 21990), (1466, 19620), (1635, 17592), (1962, 14660), (2180, 13194), (2199, 13080), (2616, 10995), (2932, 9810), (3270, 8796), (3665, 7848), (3924, 7330), (4360, 6597), (4398, 6540), (4905, 5864)]