155986380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78781}}^1$

素因数の和:78807

約数の個数: 72

約数和(自身を含む): 516179664

約数和(自身を除く): 360193284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 78781, 157562, 236343, 315124, 393905, 472686, 709029, 787810, 866591, 945372, 1181715, 1418058, 1575620, 1733182, 2363430, 2599773, 2836116, 3466364, 3545145, 4332955, 4726860, 5199546, 7090290, 7799319, 8665910, 10399092, 12998865, 14180580, 15598638, 17331820, 25997730, 31197276, 38996595, 51995460, 77993190, 155986380]

約数ペア:

[(1, 155986380), (2, 77993190), (3, 51995460), (4, 38996595), (5, 31197276), (6, 25997730), (9, 17331820), (10, 15598638), (11, 14180580), (12, 12998865), (15, 10399092), (18, 8665910), (20, 7799319), (22, 7090290), (30, 5199546), (33, 4726860), (36, 4332955), (44, 3545145), (45, 3466364), (55, 2836116), (60, 2599773), (66, 2363430), (90, 1733182), (99, 1575620), (110, 1418058), (132, 1181715), (165, 945372), (180, 866591), (198, 787810), (220, 709029), (330, 472686), (396, 393905), (495, 315124), (660, 236343), (990, 157562), (1980, 78781)]