210055208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 441936000

約数和(自身を除く): 231880792

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 109, 122, 218, 244, 359, 436, 488, 671, 718, 872, 1199, 1342, 1436, 2398, 2684, 2872, 3949, 4796, 5368, 6649, 7898, 9592, 13298, 15796, 21899, 26596, 31592, 39131, 43798, 53192, 73139, 78262, 87596, 146278, 156524, 175192, 240889, 292556, 313048, 430441, 481778, 585112, 860882, 963556, 1721764, 1927112, 2386991, 3443528, 4773982, 9547964, 19095928, 26256901, 52513802, 105027604, 210055208]

約数ペア:

[(1, 210055208), (2, 105027604), (4, 52513802), (8, 26256901), (11, 19095928), (22, 9547964), (44, 4773982), (61, 3443528), (88, 2386991), (109, 1927112), (122, 1721764), (218, 963556), (244, 860882), (359, 585112), (436, 481778), (488, 430441), (671, 313048), (718, 292556), (872, 240889), (1199, 175192), (1342, 156524), (1436, 146278), (2398, 87596), (2684, 78262), (2872, 73139), (3949, 53192), (4796, 43798), (5368, 39131), (6649, 31592), (7898, 26596), (9592, 21899), (13298, 15796)]