15711520

素因数分解:

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

素因数の和:218

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 25656800

約数列:

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

約数ペア:

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