126664640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 112

約数和(自身を含む): 322600320

約数和(自身を除く): 195935680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 95, 152, 160, 166, 190, 251, 304, 320, 332, 380, 415, 502, 608, 664, 760, 830, 1004, 1216, 1255, 1328, 1520, 1577, 1660, 2008, 2510, 2656, 3040, 3154, 3320, 4016, 4769, 5020, 5312, 6080, 6308, 6640, 7885, 8032, 9538, 10040, 12616, 13280, 15770, 16064, 19076, 20080, 20833, 23845, 25232, 26560, 31540, 38152, 40160, 41666, 47690, 50464, 63080, 76304, 80320, 83332, 95380, 100928, 104165, 126160, 152608, 166664, 190760, 208330, 252320, 305216, 333328, 381520, 395827, 416660, 504640, 666656, 763040, 791654, 833320, 1333312, 1526080, 1583308, 1666640, 1979135, 3166616, 3333280, 3958270, 6333232, 6666560, 7916540, 12666464, 15833080, 25332928, 31666160, 63332320, 126664640]

約数ペア:

[(1, 126664640), (2, 63332320), (4, 31666160), (5, 25332928), (8, 15833080), (10, 12666464), (16, 7916540), (19, 6666560), (20, 6333232), (32, 3958270), (38, 3333280), (40, 3166616), (64, 1979135), (76, 1666640), (80, 1583308), (83, 1526080), (95, 1333312), (152, 833320), (160, 791654), (166, 763040), (190, 666656), (251, 504640), (304, 416660), (320, 395827), (332, 381520), (380, 333328), (415, 305216), (502, 252320), (608, 208330), (664, 190760), (760, 166664), (830, 152608), (1004, 126160), (1216, 104165), (1255, 100928), (1328, 95380), (1520, 83332), (1577, 80320), (1660, 76304), (2008, 63080), (2510, 50464), (2656, 47690), (3040, 41666), (3154, 40160), (3320, 38152), (4016, 31540), (4769, 26560), (5020, 25232), (5312, 23845), (6080, 20833), (6308, 20080), (6640, 19076), (7885, 16064), (8032, 15770), (9538, 13280), (10040, 12616)]