128126412

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2327

約数の個数: 72

約数和(自身を含む): 340516176

約数和(自身を除く): 212389764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 333, 387, 444, 516, 666, 774, 1332, 1548, 1591, 2237, 3182, 4474, 4773, 6364, 6711, 8948, 9546, 13422, 14319, 19092, 20133, 26844, 28638, 40266, 57276, 80532, 82769, 96191, 165538, 192382, 248307, 288573, 331076, 384764, 496614, 577146, 744921, 865719, 993228, 1154292, 1489842, 1731438, 2979684, 3462876, 3559067, 7118134, 10677201, 14236268, 21354402, 32031603, 42708804, 64063206, 128126412]

約数ペア:

[(1, 128126412), (2, 64063206), (3, 42708804), (4, 32031603), (6, 21354402), (9, 14236268), (12, 10677201), (18, 7118134), (36, 3559067), (37, 3462876), (43, 2979684), (74, 1731438), (86, 1489842), (111, 1154292), (129, 993228), (148, 865719), (172, 744921), (222, 577146), (258, 496614), (333, 384764), (387, 331076), (444, 288573), (516, 248307), (666, 192382), (774, 165538), (1332, 96191), (1548, 82769), (1591, 80532), (2237, 57276), (3182, 40266), (4474, 28638), (4773, 26844), (6364, 20133), (6711, 19092), (8948, 14319), (9546, 13422)]