31432660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 81865728

約数和(自身を除く): 50433068

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 281, 329, 340, 470, 476, 562, 595, 658, 799, 940, 1124, 1190, 1316, 1405, 1598, 1645, 1967, 2380, 2810, 3196, 3290, 3934, 3995, 4777, 5593, 5620, 6580, 7868, 7990, 9554, 9835, 11186, 13207, 15980, 19108, 19670, 22372, 23885, 26414, 27965, 33439, 39340, 47770, 52828, 55930, 66035, 66878, 92449, 95540, 111860, 132070, 133756, 167195, 184898, 224519, 264140, 334390, 369796, 449038, 462245, 668780, 898076, 924490, 1122595, 1571633, 1848980, 2245190, 3143266, 4490380, 6286532, 7858165, 15716330, 31432660]

約数ペア:

[(1, 31432660), (2, 15716330), (4, 7858165), (5, 6286532), (7, 4490380), (10, 3143266), (14, 2245190), (17, 1848980), (20, 1571633), (28, 1122595), (34, 924490), (35, 898076), (47, 668780), (68, 462245), (70, 449038), (85, 369796), (94, 334390), (119, 264140), (140, 224519), (170, 184898), (188, 167195), (235, 133756), (238, 132070), (281, 111860), (329, 95540), (340, 92449), (470, 66878), (476, 66035), (562, 55930), (595, 52828), (658, 47770), (799, 39340), (940, 33439), (1124, 27965), (1190, 26414), (1316, 23885), (1405, 22372), (1598, 19670), (1645, 19108), (1967, 15980), (2380, 13207), (2810, 11186), (3196, 9835), (3290, 9554), (3934, 7990), (3995, 7868), (4777, 6580), (5593, 5620)]