78341520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{727}}^1$

素因数の和:1192

約数の個数: 80

約数和(自身を含む): 243734400

約数和(自身を除く): 165392880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 727, 898, 1347, 1454, 1796, 2181, 2245, 2694, 2908, 3592, 3635, 4362, 4490, 5388, 5816, 6735, 7184, 7270, 8724, 8980, 10776, 10905, 11632, 13470, 14540, 17448, 17960, 21552, 21810, 26940, 29080, 34896, 35920, 43620, 53880, 58160, 87240, 107760, 174480, 326423, 652846, 979269, 1305692, 1632115, 1958538, 2611384, 3264230, 3917076, 4896345, 5222768, 6528460, 7834152, 9792690, 13056920, 15668304, 19585380, 26113840, 39170760, 78341520]

約数ペア:

[(1, 78341520), (2, 39170760), (3, 26113840), (4, 19585380), (5, 15668304), (6, 13056920), (8, 9792690), (10, 7834152), (12, 6528460), (15, 5222768), (16, 4896345), (20, 3917076), (24, 3264230), (30, 2611384), (40, 1958538), (48, 1632115), (60, 1305692), (80, 979269), (120, 652846), (240, 326423), (449, 174480), (727, 107760), (898, 87240), (1347, 58160), (1454, 53880), (1796, 43620), (2181, 35920), (2245, 34896), (2694, 29080), (2908, 26940), (3592, 21810), (3635, 21552), (4362, 17960), (4490, 17448), (5388, 14540), (5816, 13470), (6735, 11632), (7184, 10905), (7270, 10776), (8724, 8980)]