8131470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 20459520

約数和(自身を除く): 12328050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 73, 79, 94, 141, 146, 158, 219, 235, 237, 282, 365, 395, 438, 470, 474, 705, 730, 790, 1095, 1185, 1410, 2190, 2370, 3431, 3713, 5767, 6862, 7426, 10293, 11139, 11534, 17155, 17301, 18565, 20586, 22278, 28835, 34310, 34602, 37130, 51465, 55695, 57670, 86505, 102930, 111390, 173010, 271049, 542098, 813147, 1355245, 1626294, 2710490, 4065735, 8131470]

約数ペア:

[(1, 8131470), (2, 4065735), (3, 2710490), (5, 1626294), (6, 1355245), (10, 813147), (15, 542098), (30, 271049), (47, 173010), (73, 111390), (79, 102930), (94, 86505), (141, 57670), (146, 55695), (158, 51465), (219, 37130), (235, 34602), (237, 34310), (282, 28835), (365, 22278), (395, 20586), (438, 18565), (470, 17301), (474, 17155), (705, 11534), (730, 11139), (790, 10293), (1095, 7426), (1185, 6862), (1410, 5767), (2190, 3713), (2370, 3431)]