123463120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 314854848

約数和(自身を除く): 191391728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 307, 440, 457, 614, 880, 914, 1228, 1535, 1828, 2285, 2456, 3070, 3377, 3656, 4570, 4912, 5027, 6140, 6754, 7312, 9140, 10054, 12280, 13508, 16885, 18280, 20108, 24560, 25135, 27016, 33770, 36560, 40216, 50270, 54032, 67540, 80432, 100540, 135080, 140299, 201080, 270160, 280598, 402160, 561196, 701495, 1122392, 1402990, 1543289, 2244784, 2805980, 3086578, 5611960, 6173156, 7716445, 11223920, 12346312, 15432890, 24692624, 30865780, 61731560, 123463120]

約数ペア:

[(1, 123463120), (2, 61731560), (4, 30865780), (5, 24692624), (8, 15432890), (10, 12346312), (11, 11223920), (16, 7716445), (20, 6173156), (22, 5611960), (40, 3086578), (44, 2805980), (55, 2244784), (80, 1543289), (88, 1402990), (110, 1122392), (176, 701495), (220, 561196), (307, 402160), (440, 280598), (457, 270160), (614, 201080), (880, 140299), (914, 135080), (1228, 100540), (1535, 80432), (1828, 67540), (2285, 54032), (2456, 50270), (3070, 40216), (3377, 36560), (3656, 33770), (4570, 27016), (4912, 25135), (5027, 24560), (6140, 20108), (6754, 18280), (7312, 16885), (9140, 13508), (10054, 12280)]