210818910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{571}}^1$

素因数の和:1009

約数の個数: 64

約数和(自身を含む): 524519424

約数和(自身を除く): 313700514

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 397, 465, 571, 794, 930, 1142, 1191, 1713, 1985, 2382, 2855, 3426, 3970, 5710, 5955, 8565, 11910, 12307, 17130, 17701, 24614, 35402, 36921, 53103, 61535, 73842, 88505, 106206, 123070, 177010, 184605, 226687, 265515, 369210, 453374, 531030, 680061, 1133435, 1360122, 2266870, 3400305, 6800610, 7027297, 14054594, 21081891, 35136485, 42163782, 70272970, 105409455, 210818910]

約数ペア:

[(1, 210818910), (2, 105409455), (3, 70272970), (5, 42163782), (6, 35136485), (10, 21081891), (15, 14054594), (30, 7027297), (31, 6800610), (62, 3400305), (93, 2266870), (155, 1360122), (186, 1133435), (310, 680061), (397, 531030), (465, 453374), (571, 369210), (794, 265515), (930, 226687), (1142, 184605), (1191, 177010), (1713, 123070), (1985, 106206), (2382, 88505), (2855, 73842), (3426, 61535), (3970, 53103), (5710, 36921), (5955, 35402), (8565, 24614), (11910, 17701), (12307, 17130)]