389877360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{7699}}^1$

素因数の和:7926

約数の個数: 80

約数和(自身を含む): 1214505600

約数和(自身を除く): 824628240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 3376, 4220, 5064, 6330, 7699, 8440, 10128, 12660, 15398, 16880, 23097, 25320, 30796, 38495, 46194, 50640, 61592, 76990, 92388, 115485, 123184, 153980, 184776, 230970, 307960, 369552, 461940, 615920, 923880, 1624489, 1847760, 3248978, 4873467, 6497956, 8122445, 9746934, 12995912, 16244890, 19493868, 24367335, 25991824, 32489780, 38987736, 48734670, 64979560, 77975472, 97469340, 129959120, 194938680, 389877360]

約数ペア:

[(1, 389877360), (2, 194938680), (3, 129959120), (4, 97469340), (5, 77975472), (6, 64979560), (8, 48734670), (10, 38987736), (12, 32489780), (15, 25991824), (16, 24367335), (20, 19493868), (24, 16244890), (30, 12995912), (40, 9746934), (48, 8122445), (60, 6497956), (80, 4873467), (120, 3248978), (211, 1847760), (240, 1624489), (422, 923880), (633, 615920), (844, 461940), (1055, 369552), (1266, 307960), (1688, 230970), (2110, 184776), (2532, 153980), (3165, 123184), (3376, 115485), (4220, 92388), (5064, 76990), (6330, 61592), (7699, 50640), (8440, 46194), (10128, 38495), (12660, 30796), (15398, 25320), (16880, 23097)]