319818420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11317}}^1$

素因数の和:11489

約数の個数: 72

約数和(自身を含む): 976381224

約数和(自身を除く): 656562804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 7065, 9420, 11317, 14130, 22634, 28260, 33951, 45268, 56585, 67902, 101853, 113170, 135804, 169755, 203706, 226340, 339510, 407412, 509265, 679020, 1018530, 1776769, 2037060, 3553538, 5330307, 7107076, 8883845, 10660614, 15990921, 17767690, 21321228, 26651535, 31981842, 35535380, 53303070, 63963684, 79954605, 106606140, 159909210, 319818420]

約数ペア:

[(1, 319818420), (2, 159909210), (3, 106606140), (4, 79954605), (5, 63963684), (6, 53303070), (9, 35535380), (10, 31981842), (12, 26651535), (15, 21321228), (18, 17767690), (20, 15990921), (30, 10660614), (36, 8883845), (45, 7107076), (60, 5330307), (90, 3553538), (157, 2037060), (180, 1776769), (314, 1018530), (471, 679020), (628, 509265), (785, 407412), (942, 339510), (1413, 226340), (1570, 203706), (1884, 169755), (2355, 135804), (2826, 113170), (3140, 101853), (4710, 67902), (5652, 56585), (7065, 45268), (9420, 33951), (11317, 28260), (14130, 22634)]