8958420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 27433224

約数和(自身を除く): 18474804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 317, 471, 628, 634, 785, 942, 951, 1268, 1413, 1570, 1585, 1884, 1902, 2355, 2826, 2853, 3140, 3170, 3804, 4710, 4755, 5652, 5706, 6340, 7065, 9420, 9510, 11412, 14130, 14265, 19020, 28260, 28530, 49769, 57060, 99538, 149307, 199076, 248845, 298614, 447921, 497690, 597228, 746535, 895842, 995380, 1493070, 1791684, 2239605, 2986140, 4479210, 8958420]

約数ペア:

[(1, 8958420), (2, 4479210), (3, 2986140), (4, 2239605), (5, 1791684), (6, 1493070), (9, 995380), (10, 895842), (12, 746535), (15, 597228), (18, 497690), (20, 447921), (30, 298614), (36, 248845), (45, 199076), (60, 149307), (90, 99538), (157, 57060), (180, 49769), (314, 28530), (317, 28260), (471, 19020), (628, 14265), (634, 14130), (785, 11412), (942, 9510), (951, 9420), (1268, 7065), (1413, 6340), (1570, 5706), (1585, 5652), (1884, 4755), (1902, 4710), (2355, 3804), (2826, 3170), (2853, 3140)]