159471760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1277}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 425972736

約数和(自身を除く): 266500976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 223, 280, 446, 560, 892, 1115, 1277, 1561, 1784, 2230, 2554, 3122, 3568, 4460, 5108, 6244, 6385, 7805, 8920, 8939, 10216, 12488, 12770, 15610, 17840, 17878, 20432, 24976, 25540, 31220, 35756, 44695, 51080, 62440, 71512, 89390, 102160, 124880, 143024, 178780, 284771, 357560, 569542, 715120, 1139084, 1423855, 1993397, 2278168, 2847710, 3986794, 4556336, 5695420, 7973588, 9966985, 11390840, 15947176, 19933970, 22781680, 31894352, 39867940, 79735880, 159471760]

約数ペア:

[(1, 159471760), (2, 79735880), (4, 39867940), (5, 31894352), (7, 22781680), (8, 19933970), (10, 15947176), (14, 11390840), (16, 9966985), (20, 7973588), (28, 5695420), (35, 4556336), (40, 3986794), (56, 2847710), (70, 2278168), (80, 1993397), (112, 1423855), (140, 1139084), (223, 715120), (280, 569542), (446, 357560), (560, 284771), (892, 178780), (1115, 143024), (1277, 124880), (1561, 102160), (1784, 89390), (2230, 71512), (2554, 62440), (3122, 51080), (3568, 44695), (4460, 35756), (5108, 31220), (6244, 25540), (6385, 24976), (7805, 20432), (8920, 17878), (8939, 17840), (10216, 15610), (12488, 12770)]