31423040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 112

約数和(自身を含む): 83393280

約数和(自身を除く): 51970240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 113, 158, 160, 176, 220, 226, 316, 320, 352, 395, 440, 452, 565, 632, 704, 790, 869, 880, 904, 1130, 1243, 1264, 1580, 1738, 1760, 1808, 2260, 2486, 2528, 3160, 3476, 3520, 3616, 4345, 4520, 4972, 5056, 6215, 6320, 6952, 7232, 8690, 8927, 9040, 9944, 12430, 12640, 13904, 17380, 17854, 18080, 19888, 24860, 25280, 27808, 34760, 35708, 36160, 39776, 44635, 49720, 55616, 69520, 71416, 79552, 89270, 98197, 99440, 139040, 142832, 178540, 196394, 198880, 278080, 285664, 357080, 392788, 397760, 490985, 571328, 714160, 785576, 981970, 1428320, 1571152, 1963940, 2856640, 3142304, 3927880, 6284608, 7855760, 15711520, 31423040]

約数ペア:

[(1, 31423040), (2, 15711520), (4, 7855760), (5, 6284608), (8, 3927880), (10, 3142304), (11, 2856640), (16, 1963940), (20, 1571152), (22, 1428320), (32, 981970), (40, 785576), (44, 714160), (55, 571328), (64, 490985), (79, 397760), (80, 392788), (88, 357080), (110, 285664), (113, 278080), (158, 198880), (160, 196394), (176, 178540), (220, 142832), (226, 139040), (316, 99440), (320, 98197), (352, 89270), (395, 79552), (440, 71416), (452, 69520), (565, 55616), (632, 49720), (704, 44635), (790, 39776), (869, 36160), (880, 35708), (904, 34760), (1130, 27808), (1243, 25280), (1264, 24860), (1580, 19888), (1738, 18080), (1760, 17854), (1808, 17380), (2260, 13904), (2486, 12640), (2528, 12430), (3160, 9944), (3476, 9040), (3520, 8927), (3616, 8690), (4345, 7232), (4520, 6952), (4972, 6320), (5056, 6215)]