15556668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 40037760

約数和(自身を除く): 24481092

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 71, 76, 93, 114, 124, 142, 186, 213, 228, 284, 372, 426, 589, 852, 961, 1178, 1349, 1767, 1922, 2201, 2356, 2698, 2883, 3534, 3844, 4047, 4402, 5396, 5766, 6603, 7068, 8094, 8804, 11532, 13206, 16188, 18259, 26412, 36518, 41819, 54777, 68231, 73036, 83638, 109554, 125457, 136462, 167276, 204693, 219108, 250914, 272924, 409386, 501828, 818772, 1296389, 2592778, 3889167, 5185556, 7778334, 15556668]

約数ペア:

[(1, 15556668), (2, 7778334), (3, 5185556), (4, 3889167), (6, 2592778), (12, 1296389), (19, 818772), (31, 501828), (38, 409386), (57, 272924), (62, 250914), (71, 219108), (76, 204693), (93, 167276), (114, 136462), (124, 125457), (142, 109554), (186, 83638), (213, 73036), (228, 68231), (284, 54777), (372, 41819), (426, 36518), (589, 26412), (852, 18259), (961, 16188), (1178, 13206), (1349, 11532), (1767, 8804), (1922, 8094), (2201, 7068), (2356, 6603), (2698, 5766), (2883, 5396), (3534, 4402), (3844, 4047)]