521326890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20183}}^1$

素因数の和:20244

約数の個数: 96

約数和(自身を含む): 1586946816

約数和(自身を除く): 1065619926

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 41, 42, 45, 63, 70, 82, 90, 105, 123, 126, 205, 210, 246, 287, 315, 369, 410, 574, 615, 630, 738, 861, 1230, 1435, 1722, 1845, 2583, 2870, 3690, 4305, 5166, 8610, 12915, 20183, 25830, 40366, 60549, 100915, 121098, 141281, 181647, 201830, 282562, 302745, 363294, 423843, 605490, 706405, 827503, 847686, 908235, 1271529, 1412810, 1655006, 1816470, 2119215, 2482509, 2543058, 4137515, 4238430, 4965018, 5792521, 6357645, 7447527, 8275030, 11585042, 12412545, 12715290, 14895054, 17377563, 24825090, 28962605, 34755126, 37237635, 52132689, 57925210, 74475270, 86887815, 104265378, 173775630, 260663445, 521326890]

約数ペア:

[(1, 521326890), (2, 260663445), (3, 173775630), (5, 104265378), (6, 86887815), (7, 74475270), (9, 57925210), (10, 52132689), (14, 37237635), (15, 34755126), (18, 28962605), (21, 24825090), (30, 17377563), (35, 14895054), (41, 12715290), (42, 12412545), (45, 11585042), (63, 8275030), (70, 7447527), (82, 6357645), (90, 5792521), (105, 4965018), (123, 4238430), (126, 4137515), (205, 2543058), (210, 2482509), (246, 2119215), (287, 1816470), (315, 1655006), (369, 1412810), (410, 1271529), (574, 908235), (615, 847686), (630, 827503), (738, 706405), (861, 605490), (1230, 423843), (1435, 363294), (1722, 302745), (1845, 282562), (2583, 201830), (2870, 181647), (3690, 141281), (4305, 121098), (5166, 100915), (8610, 60549), (12915, 40366), (20183, 25830)]