38387280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 119617344

約数和(自身を除く): 81230064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 307, 521, 614, 921, 1042, 1228, 1535, 1563, 1842, 2084, 2456, 2605, 3070, 3126, 3684, 4168, 4605, 4912, 5210, 6140, 6252, 7368, 7815, 8336, 9210, 10420, 12280, 12504, 14736, 15630, 18420, 20840, 24560, 25008, 31260, 36840, 41680, 62520, 73680, 125040, 159947, 319894, 479841, 639788, 799735, 959682, 1279576, 1599470, 1919364, 2399205, 2559152, 3198940, 3838728, 4798410, 6397880, 7677456, 9596820, 12795760, 19193640, 38387280]

約数ペア:

[(1, 38387280), (2, 19193640), (3, 12795760), (4, 9596820), (5, 7677456), (6, 6397880), (8, 4798410), (10, 3838728), (12, 3198940), (15, 2559152), (16, 2399205), (20, 1919364), (24, 1599470), (30, 1279576), (40, 959682), (48, 799735), (60, 639788), (80, 479841), (120, 319894), (240, 159947), (307, 125040), (521, 73680), (614, 62520), (921, 41680), (1042, 36840), (1228, 31260), (1535, 25008), (1563, 24560), (1842, 20840), (2084, 18420), (2456, 15630), (2605, 14736), (3070, 12504), (3126, 12280), (3684, 10420), (4168, 9210), (4605, 8336), (4912, 7815), (5210, 7368), (6140, 6252)]