187466220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1999}}^1$

素因数の和:2535

約数の個数: 72

約数和(自身を含む): 570024000

約数和(自身を除く): 382557780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 1999, 2084, 2605, 3126, 3998, 4689, 5210, 5997, 6252, 7815, 7996, 9378, 9995, 10420, 11994, 15630, 17991, 18756, 19990, 23445, 23988, 29985, 31260, 35982, 39980, 46890, 59970, 71964, 89955, 93780, 119940, 179910, 359820, 1041479, 2082958, 3124437, 4165916, 5207395, 6248874, 9373311, 10414790, 12497748, 15622185, 18746622, 20829580, 31244370, 37493244, 46866555, 62488740, 93733110, 187466220]

約数ペア:

[(1, 187466220), (2, 93733110), (3, 62488740), (4, 46866555), (5, 37493244), (6, 31244370), (9, 20829580), (10, 18746622), (12, 15622185), (15, 12497748), (18, 10414790), (20, 9373311), (30, 6248874), (36, 5207395), (45, 4165916), (60, 3124437), (90, 2082958), (180, 1041479), (521, 359820), (1042, 179910), (1563, 119940), (1999, 93780), (2084, 89955), (2605, 71964), (3126, 59970), (3998, 46890), (4689, 39980), (5210, 35982), (5997, 31260), (6252, 29985), (7815, 23988), (7996, 23445), (9378, 19990), (9995, 18756), (10420, 17991), (11994, 15630)]