215580852

素因数分解:

$2^2\times 3^5\times {\mathrm{257}}^1\times {\mathrm{863}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 567979776

約数和(自身を除く): 352398924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 257, 324, 486, 514, 771, 863, 972, 1028, 1542, 1726, 2313, 2589, 3084, 3452, 4626, 5178, 6939, 7767, 9252, 10356, 13878, 15534, 20817, 23301, 27756, 31068, 41634, 46602, 62451, 69903, 83268, 93204, 124902, 139806, 209709, 221791, 249804, 279612, 419418, 443582, 665373, 838836, 887164, 1330746, 1996119, 2661492, 3992238, 5988357, 7984476, 11976714, 17965071, 23953428, 35930142, 53895213, 71860284, 107790426, 215580852]

約数ペア:

[(1, 215580852), (2, 107790426), (3, 71860284), (4, 53895213), (6, 35930142), (9, 23953428), (12, 17965071), (18, 11976714), (27, 7984476), (36, 5988357), (54, 3992238), (81, 2661492), (108, 1996119), (162, 1330746), (243, 887164), (257, 838836), (324, 665373), (486, 443582), (514, 419418), (771, 279612), (863, 249804), (972, 221791), (1028, 209709), (1542, 139806), (1726, 124902), (2313, 93204), (2589, 83268), (3084, 69903), (3452, 62451), (4626, 46602), (5178, 41634), (6939, 31068), (7767, 27756), (9252, 23301), (10356, 20817), (13878, 15534)]