279830520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4951}}^1$

素因数の和:5125

約数の個数: 96

約数和(自身を含む): 915426720

約数和(自身を除く): 635596200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 4951, 5652, 6280, 7065, 9420, 9902, 11304, 14130, 14853, 18840, 19804, 24755, 28260, 29706, 39608, 44559, 49510, 56520, 59412, 74265, 89118, 99020, 118824, 148530, 178236, 198040, 222795, 297060, 356472, 445590, 594120, 777307, 891180, 1554614, 1782360, 2331921, 3109228, 3886535, 4663842, 6218456, 6995763, 7773070, 9327684, 11659605, 13991526, 15546140, 18655368, 23319210, 27983052, 31092280, 34978815, 46638420, 55966104, 69957630, 93276840, 139915260, 279830520]

約数ペア:

[(1, 279830520), (2, 139915260), (3, 93276840), (4, 69957630), (5, 55966104), (6, 46638420), (8, 34978815), (9, 31092280), (10, 27983052), (12, 23319210), (15, 18655368), (18, 15546140), (20, 13991526), (24, 11659605), (30, 9327684), (36, 7773070), (40, 6995763), (45, 6218456), (60, 4663842), (72, 3886535), (90, 3109228), (120, 2331921), (157, 1782360), (180, 1554614), (314, 891180), (360, 777307), (471, 594120), (628, 445590), (785, 356472), (942, 297060), (1256, 222795), (1413, 198040), (1570, 178236), (1884, 148530), (2355, 118824), (2826, 99020), (3140, 89118), (3768, 74265), (4710, 59412), (4951, 56520), (5652, 49510), (6280, 44559), (7065, 39608), (9420, 29706), (9902, 28260), (11304, 24755), (14130, 19804), (14853, 18840)]