78763920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 245192640

約数和(自身を除く): 166428720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 307, 614, 921, 1069, 1228, 1535, 1842, 2138, 2456, 3070, 3207, 3684, 4276, 4605, 4912, 5345, 6140, 6414, 7368, 8552, 9210, 10690, 12280, 12828, 14736, 16035, 17104, 18420, 21380, 24560, 25656, 32070, 36840, 42760, 51312, 64140, 73680, 85520, 128280, 256560, 328183, 656366, 984549, 1312732, 1640915, 1969098, 2625464, 3281830, 3938196, 4922745, 5250928, 6563660, 7876392, 9845490, 13127320, 15752784, 19690980, 26254640, 39381960, 78763920]

約数ペア:

[(1, 78763920), (2, 39381960), (3, 26254640), (4, 19690980), (5, 15752784), (6, 13127320), (8, 9845490), (10, 7876392), (12, 6563660), (15, 5250928), (16, 4922745), (20, 3938196), (24, 3281830), (30, 2625464), (40, 1969098), (48, 1640915), (60, 1312732), (80, 984549), (120, 656366), (240, 328183), (307, 256560), (614, 128280), (921, 85520), (1069, 73680), (1228, 64140), (1535, 51312), (1842, 42760), (2138, 36840), (2456, 32070), (3070, 25656), (3207, 24560), (3684, 21380), (4276, 18420), (4605, 17104), (4912, 16035), (5345, 14736), (6140, 12828), (6414, 12280), (7368, 10690), (8552, 9210)]