1989015360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8669}}^1$

素因数の和:8928

約数の個数: 112

約数和(自身を含む): 6342278400

約数和(自身を除く): 4353263040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 239, 240, 320, 478, 480, 717, 956, 960, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5736, 7170, 7648, 8669, 9560, 11472, 14340, 15296, 17338, 19120, 22944, 26007, 28680, 34676, 38240, 43345, 45888, 52014, 57360, 69352, 76480, 86690, 104028, 114720, 130035, 138704, 173380, 208056, 229440, 260070, 277408, 346760, 416112, 520140, 554816, 693520, 832224, 1040280, 1387040, 1664448, 2071891, 2080560, 2774080, 4143782, 4161120, 6215673, 8287564, 8322240, 10359455, 12431346, 16575128, 20718910, 24862692, 31078365, 33150256, 41437820, 49725384, 62156730, 66300512, 82875640, 99450768, 124313460, 132601024, 165751280, 198901536, 248626920, 331502560, 397803072, 497253840, 663005120, 994507680, 1989015360]

約数ペア:

[(1, 1989015360), (2, 994507680), (3, 663005120), (4, 497253840), (5, 397803072), (6, 331502560), (8, 248626920), (10, 198901536), (12, 165751280), (15, 132601024), (16, 124313460), (20, 99450768), (24, 82875640), (30, 66300512), (32, 62156730), (40, 49725384), (48, 41437820), (60, 33150256), (64, 31078365), (80, 24862692), (96, 20718910), (120, 16575128), (160, 12431346), (192, 10359455), (239, 8322240), (240, 8287564), (320, 6215673), (478, 4161120), (480, 4143782), (717, 2774080), (956, 2080560), (960, 2071891), (1195, 1664448), (1434, 1387040), (1912, 1040280), (2390, 832224), (2868, 693520), (3585, 554816), (3824, 520140), (4780, 416112), (5736, 346760), (7170, 277408), (7648, 260070), (8669, 229440), (9560, 208056), (11472, 173380), (14340, 138704), (15296, 130035), (17338, 114720), (19120, 104028), (22944, 86690), (26007, 76480), (28680, 69352), (34676, 57360), (38240, 52014), (43345, 45888)]