318943520

素因数分解:

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

素因数の和:1522

約数の個数: 96

約数和(自身を含む): 865686528

約数和(自身を除く): 546743008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 223, 224, 280, 446, 560, 892, 1115, 1120, 1277, 1561, 1784, 2230, 2554, 3122, 3568, 4460, 5108, 6244, 6385, 7136, 7805, 8920, 8939, 10216, 12488, 12770, 15610, 17840, 17878, 20432, 24976, 25540, 31220, 35680, 35756, 40864, 44695, 49952, 51080, 62440, 71512, 89390, 102160, 124880, 143024, 178780, 204320, 249760, 284771, 286048, 357560, 569542, 715120, 1139084, 1423855, 1430240, 1993397, 2278168, 2847710, 3986794, 4556336, 5695420, 7973588, 9112672, 9966985, 11390840, 15947176, 19933970, 22781680, 31894352, 39867940, 45563360, 63788704, 79735880, 159471760, 318943520]

約数ペア:

[(1, 318943520), (2, 159471760), (4, 79735880), (5, 63788704), (7, 45563360), (8, 39867940), (10, 31894352), (14, 22781680), (16, 19933970), (20, 15947176), (28, 11390840), (32, 9966985), (35, 9112672), (40, 7973588), (56, 5695420), (70, 4556336), (80, 3986794), (112, 2847710), (140, 2278168), (160, 1993397), (223, 1430240), (224, 1423855), (280, 1139084), (446, 715120), (560, 569542), (892, 357560), (1115, 286048), (1120, 284771), (1277, 249760), (1561, 204320), (1784, 178780), (2230, 143024), (2554, 124880), (3122, 102160), (3568, 89390), (4460, 71512), (5108, 62440), (6244, 51080), (6385, 49952), (7136, 44695), (7805, 40864), (8920, 35756), (8939, 35680), (10216, 31220), (12488, 25540), (12770, 24976), (15610, 20432), (17840, 17878)]