172918980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73897}}^1$

素因数の和:73925

約数の個数: 72

約数和(自身を含む): 564876312

約数和(自身を除く): 391957332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 73897, 147794, 221691, 295588, 369485, 443382, 665073, 738970, 886764, 960661, 1108455, 1330146, 1477940, 1921322, 2216910, 2660292, 2881983, 3325365, 3842644, 4433820, 4803305, 5763966, 6650730, 8645949, 9606610, 11527932, 13301460, 14409915, 17291898, 19213220, 28819830, 34583796, 43229745, 57639660, 86459490, 172918980]

約数ペア:

[(1, 172918980), (2, 86459490), (3, 57639660), (4, 43229745), (5, 34583796), (6, 28819830), (9, 19213220), (10, 17291898), (12, 14409915), (13, 13301460), (15, 11527932), (18, 9606610), (20, 8645949), (26, 6650730), (30, 5763966), (36, 4803305), (39, 4433820), (45, 3842644), (52, 3325365), (60, 2881983), (65, 2660292), (78, 2216910), (90, 1921322), (117, 1477940), (130, 1330146), (156, 1108455), (180, 960661), (195, 886764), (234, 738970), (260, 665073), (390, 443382), (468, 369485), (585, 295588), (780, 221691), (1170, 147794), (2340, 73897)]