15660684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 43163120

約数和(自身を除く): 27502436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 307, 327, 436, 468, 614, 654, 921, 981, 1228, 1308, 1417, 1842, 1962, 2763, 2834, 3684, 3924, 3991, 4251, 5526, 5668, 7982, 8502, 11052, 11973, 12753, 15964, 17004, 23946, 25506, 33463, 35919, 47892, 51012, 66926, 71838, 100389, 133852, 143676, 200778, 301167, 401556, 435019, 602334, 870038, 1204668, 1305057, 1740076, 2610114, 3915171, 5220228, 7830342, 15660684]

約数ペア:

[(1, 15660684), (2, 7830342), (3, 5220228), (4, 3915171), (6, 2610114), (9, 1740076), (12, 1305057), (13, 1204668), (18, 870038), (26, 602334), (36, 435019), (39, 401556), (52, 301167), (78, 200778), (109, 143676), (117, 133852), (156, 100389), (218, 71838), (234, 66926), (307, 51012), (327, 47892), (436, 35919), (468, 33463), (614, 25506), (654, 23946), (921, 17004), (981, 15964), (1228, 12753), (1308, 11973), (1417, 11052), (1842, 8502), (1962, 7982), (2763, 5668), (2834, 5526), (3684, 4251), (3924, 3991)]