245269830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20287}}^1$

素因数の和:20341

約数の個数: 64

約数和(自身を含む): 654409728

約数和(自身を除く): 409139898

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 20287, 40574, 60861, 101435, 121722, 202870, 263731, 304305, 527462, 608610, 628897, 791193, 1257794, 1318655, 1582386, 1886691, 2637310, 3144485, 3773382, 3955965, 6288970, 7911930, 8175661, 9433455, 16351322, 18866910, 24526983, 40878305, 49053966, 81756610, 122634915, 245269830]

約数ペア:

[(1, 245269830), (2, 122634915), (3, 81756610), (5, 49053966), (6, 40878305), (10, 24526983), (13, 18866910), (15, 16351322), (26, 9433455), (30, 8175661), (31, 7911930), (39, 6288970), (62, 3955965), (65, 3773382), (78, 3144485), (93, 2637310), (130, 1886691), (155, 1582386), (186, 1318655), (195, 1257794), (310, 791193), (390, 628897), (403, 608610), (465, 527462), (806, 304305), (930, 263731), (1209, 202870), (2015, 121722), (2418, 101435), (4030, 60861), (6045, 40574), (12090, 20287)]