612139860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{21661}}^1$

素因数の和:21833

約数の個数: 72

約数和(自身を含む): 1868737416

約数和(自身を除く): 1256597556

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, 14130, 21661, 28260, 43322, 64983, 86644, 108305, 129966, 194949, 216610, 259932, 324915, 389898, 433220, 649830, 779796, 974745, 1299660, 1949490, 3400777, 3898980, 6801554, 10202331, 13603108, 17003885, 20404662, 30606993, 34007770, 40809324, 51011655, 61213986, 68015540, 102023310, 122427972, 153034965, 204046620, 306069930, 612139860]

約数ペア:

[(1, 612139860), (2, 306069930), (3, 204046620), (4, 153034965), (5, 122427972), (6, 102023310), (9, 68015540), (10, 61213986), (12, 51011655), (15, 40809324), (18, 34007770), (20, 30606993), (30, 20404662), (36, 17003885), (45, 13603108), (60, 10202331), (90, 6801554), (157, 3898980), (180, 3400777), (314, 1949490), (471, 1299660), (628, 974745), (785, 779796), (942, 649830), (1413, 433220), (1570, 389898), (1884, 324915), (2355, 259932), (2826, 216610), (3140, 194949), (4710, 129966), (5652, 108305), (7065, 86644), (9420, 64983), (14130, 43322), (21661, 28260)]