131875920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16651}}^1$

素因数の和:16681

約数の個数: 120

約数和(自身を含む): 483174432

約数和(自身を除く): 351298512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 16651, 33302, 49953, 66604, 83255, 99906, 133208, 149859, 166510, 183161, 199812, 249765, 266416, 299718, 333020, 366322, 399624, 499530, 549483, 599436, 666040, 732644, 749295, 799248, 915805, 999060, 1098966, 1198872, 1332080, 1465288, 1498590, 1648449, 1831610, 1998120, 2197932, 2397744, 2747415, 2930576, 2997180, 3296898, 3663220, 3996240, 4395864, 5494830, 5994360, 6593796, 7326440, 8242245, 8791728, 10989660, 11988720, 13187592, 14652880, 16484490, 21979320, 26375184, 32968980, 43958640, 65937960, 131875920]

約数ペア:

[(1, 131875920), (2, 65937960), (3, 43958640), (4, 32968980), (5, 26375184), (6, 21979320), (8, 16484490), (9, 14652880), (10, 13187592), (11, 11988720), (12, 10989660), (15, 8791728), (16, 8242245), (18, 7326440), (20, 6593796), (22, 5994360), (24, 5494830), (30, 4395864), (33, 3996240), (36, 3663220), (40, 3296898), (44, 2997180), (45, 2930576), (48, 2747415), (55, 2397744), (60, 2197932), (66, 1998120), (72, 1831610), (80, 1648449), (88, 1498590), (90, 1465288), (99, 1332080), (110, 1198872), (120, 1098966), (132, 999060), (144, 915805), (165, 799248), (176, 749295), (180, 732644), (198, 666040), (220, 599436), (240, 549483), (264, 499530), (330, 399624), (360, 366322), (396, 333020), (440, 299718), (495, 266416), (528, 249765), (660, 199812), (720, 183161), (792, 166510), (880, 149859), (990, 133208), (1320, 99906), (1584, 83255), (1980, 66604), (2640, 49953), (3960, 33302), (7920, 16651)]