207164540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 494968320

約数和(自身を除く): 287803780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 61, 86, 110, 122, 172, 215, 220, 244, 305, 359, 430, 473, 610, 671, 718, 860, 946, 1220, 1342, 1436, 1795, 1892, 2365, 2623, 2684, 3355, 3590, 3949, 4730, 5246, 6710, 7180, 7898, 9460, 10492, 13115, 13420, 15437, 15796, 19745, 21899, 26230, 28853, 30874, 39490, 43798, 52460, 57706, 61748, 77185, 78980, 87596, 109495, 115412, 144265, 154370, 169807, 218990, 240889, 288530, 308740, 339614, 437980, 481778, 577060, 679228, 849035, 941657, 963556, 1204445, 1698070, 1883314, 2408890, 3396140, 3766628, 4708285, 4817780, 9416570, 10358227, 18833140, 20716454, 41432908, 51791135, 103582270, 207164540]

約数ペア:

[(1, 207164540), (2, 103582270), (4, 51791135), (5, 41432908), (10, 20716454), (11, 18833140), (20, 10358227), (22, 9416570), (43, 4817780), (44, 4708285), (55, 3766628), (61, 3396140), (86, 2408890), (110, 1883314), (122, 1698070), (172, 1204445), (215, 963556), (220, 941657), (244, 849035), (305, 679228), (359, 577060), (430, 481778), (473, 437980), (610, 339614), (671, 308740), (718, 288530), (860, 240889), (946, 218990), (1220, 169807), (1342, 154370), (1436, 144265), (1795, 115412), (1892, 109495), (2365, 87596), (2623, 78980), (2684, 77185), (3355, 61748), (3590, 57706), (3949, 52460), (4730, 43798), (5246, 39490), (6710, 30874), (7180, 28853), (7898, 26230), (9460, 21899), (10492, 19745), (13115, 15796), (13420, 15437)]