890783430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{1549}}^1$

素因数の和:2249

約数の個数: 64

約数和(自身を含む): 2216376000

約数和(自身を除く): 1325592570

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 661, 870, 1322, 1549, 1983, 3098, 3305, 3966, 4647, 6610, 7745, 9294, 9915, 15490, 19169, 19830, 23235, 38338, 44921, 46470, 57507, 89842, 95845, 115014, 134763, 191690, 224605, 269526, 287535, 449210, 575070, 673815, 1023889, 1347630, 2047778, 3071667, 5119445, 6143334, 10238890, 15358335, 29692781, 30716670, 59385562, 89078343, 148463905, 178156686, 296927810, 445391715, 890783430]

約数ペア:

[(1, 890783430), (2, 445391715), (3, 296927810), (5, 178156686), (6, 148463905), (10, 89078343), (15, 59385562), (29, 30716670), (30, 29692781), (58, 15358335), (87, 10238890), (145, 6143334), (174, 5119445), (290, 3071667), (435, 2047778), (661, 1347630), (870, 1023889), (1322, 673815), (1549, 575070), (1983, 449210), (3098, 287535), (3305, 269526), (3966, 224605), (4647, 191690), (6610, 134763), (7745, 115014), (9294, 95845), (9915, 89842), (15490, 57507), (19169, 46470), (19830, 44921), (23235, 38338)]