138889350160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1997833}}^1$

素因数の和:1997936

約数の個数: 80

約数和(自身を含む): 356733239040

約数和(自身を除く): 217843888880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 3160, 3476, 4345, 6320, 6952, 8690, 13904, 17380, 34760, 69520, 1997833, 3995666, 7991332, 9989165, 15982664, 19978330, 21976163, 31965328, 39956660, 43952326, 79913320, 87904652, 109880815, 157828807, 159826640, 175809304, 219761630, 315657614, 351618608, 439523260, 631315228, 789144035, 879046520, 1262630456, 1578288070, 1736116877, 1758093040, 2525260912, 3156576140, 3472233754, 6313152280, 6944467508, 8680584385, 12626304560, 13888935016, 17361168770, 27777870032, 34722337540, 69444675080, 138889350160]

約数ペア:

[(1, 138889350160), (2, 69444675080), (4, 34722337540), (5, 27777870032), (8, 17361168770), (10, 13888935016), (11, 12626304560), (16, 8680584385), (20, 6944467508), (22, 6313152280), (40, 3472233754), (44, 3156576140), (55, 2525260912), (79, 1758093040), (80, 1736116877), (88, 1578288070), (110, 1262630456), (158, 879046520), (176, 789144035), (220, 631315228), (316, 439523260), (395, 351618608), (440, 315657614), (632, 219761630), (790, 175809304), (869, 159826640), (880, 157828807), (1264, 109880815), (1580, 87904652), (1738, 79913320), (3160, 43952326), (3476, 39956660), (4345, 31965328), (6320, 21976163), (6952, 19978330), (8690, 15982664), (13904, 9989165), (17380, 7991332), (34760, 3995666), (69520, 1997833)]