159043984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 357120000

約数和(自身を除く): 198076016

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 199, 209, 239, 304, 398, 418, 478, 796, 836, 956, 1592, 1672, 1912, 2189, 2629, 3184, 3344, 3781, 3824, 4378, 4541, 5258, 7562, 8756, 9082, 10516, 15124, 17512, 18164, 21032, 30248, 35024, 36328, 41591, 42064, 47561, 49951, 60496, 72656, 83182, 95122, 99902, 166364, 190244, 199804, 332728, 380488, 399608, 523171, 665456, 760976, 799216, 903659, 1046342, 1807318, 2092684, 3614636, 4185368, 7229272, 8370736, 9940249, 14458544, 19880498, 39760996, 79521992, 159043984]

約数ペア:

[(1, 159043984), (2, 79521992), (4, 39760996), (8, 19880498), (11, 14458544), (16, 9940249), (19, 8370736), (22, 7229272), (38, 4185368), (44, 3614636), (76, 2092684), (88, 1807318), (152, 1046342), (176, 903659), (199, 799216), (209, 760976), (239, 665456), (304, 523171), (398, 399608), (418, 380488), (478, 332728), (796, 199804), (836, 190244), (956, 166364), (1592, 99902), (1672, 95122), (1912, 83182), (2189, 72656), (2629, 60496), (3184, 49951), (3344, 47561), (3781, 42064), (3824, 41591), (4378, 36328), (4541, 35024), (5258, 30248), (7562, 21032), (8756, 18164), (9082, 17512), (10516, 15124)]