1640346732

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{499}}^1\times {\mathrm{719}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 4193280000

約数和(自身を除く): 2552933268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 499, 508, 719, 762, 998, 1143, 1438, 1497, 1524, 1996, 2157, 2286, 2876, 2994, 4314, 4491, 4572, 5988, 6471, 8628, 8982, 12942, 17964, 25884, 63373, 91313, 126746, 182626, 190119, 253492, 273939, 358781, 365252, 380238, 547878, 570357, 717562, 760476, 821817, 1076343, 1095756, 1140714, 1435124, 1643634, 2152686, 2281428, 3229029, 3287268, 4305372, 6458058, 12916116, 45565187, 91130374, 136695561, 182260748, 273391122, 410086683, 546782244, 820173366, 1640346732]

約数ペア:

[(1, 1640346732), (2, 820173366), (3, 546782244), (4, 410086683), (6, 273391122), (9, 182260748), (12, 136695561), (18, 91130374), (36, 45565187), (127, 12916116), (254, 6458058), (381, 4305372), (499, 3287268), (508, 3229029), (719, 2281428), (762, 2152686), (998, 1643634), (1143, 1435124), (1438, 1140714), (1497, 1095756), (1524, 1076343), (1996, 821817), (2157, 760476), (2286, 717562), (2876, 570357), (2994, 547878), (4314, 380238), (4491, 365252), (4572, 358781), (5988, 273939), (6471, 253492), (8628, 190119), (8982, 182626), (12942, 126746), (17964, 91313), (25884, 63373)]