78915852

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 209664000

約数和(自身を除く): 130748148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 191, 207, 276, 382, 414, 499, 573, 764, 828, 998, 1146, 1497, 1719, 1996, 2292, 2994, 3438, 4393, 4491, 5988, 6876, 8786, 8982, 11477, 13179, 17572, 17964, 22954, 26358, 34431, 39537, 45908, 52716, 68862, 79074, 95309, 103293, 137724, 158148, 190618, 206586, 285927, 381236, 413172, 571854, 857781, 1143708, 1715562, 2192107, 3431124, 4384214, 6576321, 8768428, 13152642, 19728963, 26305284, 39457926, 78915852]

約数ペア:

[(1, 78915852), (2, 39457926), (3, 26305284), (4, 19728963), (6, 13152642), (9, 8768428), (12, 6576321), (18, 4384214), (23, 3431124), (36, 2192107), (46, 1715562), (69, 1143708), (92, 857781), (138, 571854), (191, 413172), (207, 381236), (276, 285927), (382, 206586), (414, 190618), (499, 158148), (573, 137724), (764, 103293), (828, 95309), (998, 79074), (1146, 68862), (1497, 52716), (1719, 45908), (1996, 39537), (2292, 34431), (2994, 26358), (3438, 22954), (4393, 17964), (4491, 17572), (5988, 13179), (6876, 11477), (8786, 8982)]