15780490108

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1637}}^1$

素因数の和:1975

約数の個数: 72

約数和(自身を含む): 30413335680

約数和(自身を除く): 14632845572

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 269, 289, 527, 538, 578, 1054, 1076, 1156, 1637, 2108, 3274, 4573, 6548, 8339, 8959, 9146, 16678, 17918, 18292, 27829, 33356, 35836, 50747, 55658, 77741, 101494, 111316, 141763, 155482, 202988, 283526, 310964, 440353, 473093, 567052, 862699, 880706, 946186, 1725398, 1761412, 1892372, 2409971, 3450796, 4819942, 7486001, 9639884, 13650943, 14665883, 14972002, 27301886, 29331766, 29944004, 54603772, 58663532, 127262017, 232066031, 254524034, 464132062, 509048068, 928264124, 3945122527, 7890245054, 15780490108]

約数ペア:

[(1, 15780490108), (2, 7890245054), (4, 3945122527), (17, 928264124), (31, 509048068), (34, 464132062), (62, 254524034), (68, 232066031), (124, 127262017), (269, 58663532), (289, 54603772), (527, 29944004), (538, 29331766), (578, 27301886), (1054, 14972002), (1076, 14665883), (1156, 13650943), (1637, 9639884), (2108, 7486001), (3274, 4819942), (4573, 3450796), (6548, 2409971), (8339, 1892372), (8959, 1761412), (9146, 1725398), (16678, 946186), (17918, 880706), (18292, 862699), (27829, 567052), (33356, 473093), (35836, 440353), (50747, 310964), (55658, 283526), (77741, 202988), (101494, 155482), (111316, 141763)]