1312859872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 2858526720

約数和(自身を除く): 1545666848

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 223, 304, 368, 421, 437, 446, 608, 736, 842, 874, 892, 1684, 1748, 1784, 3368, 3496, 3568, 4237, 5129, 6736, 6992, 7136, 7999, 8474, 9683, 10258, 13472, 13984, 15998, 16948, 19366, 20516, 31996, 33896, 38732, 41032, 63992, 67792, 77464, 82064, 93883, 97451, 127984, 135584, 154928, 164128, 183977, 187766, 194902, 255968, 309856, 367954, 375532, 389804, 735908, 751064, 779608, 1471816, 1502128, 1559216, 1783777, 2159309, 2943632, 3004256, 3118432, 3567554, 4318618, 5887264, 7135108, 8637236, 14270216, 17274472, 28540432, 34548944, 41026871, 57080864, 69097888, 82053742, 164107484, 328214968, 656429936, 1312859872]

約数ペア:

[(1, 1312859872), (2, 656429936), (4, 328214968), (8, 164107484), (16, 82053742), (19, 69097888), (23, 57080864), (32, 41026871), (38, 34548944), (46, 28540432), (76, 17274472), (92, 14270216), (152, 8637236), (184, 7135108), (223, 5887264), (304, 4318618), (368, 3567554), (421, 3118432), (437, 3004256), (446, 2943632), (608, 2159309), (736, 1783777), (842, 1559216), (874, 1502128), (892, 1471816), (1684, 779608), (1748, 751064), (1784, 735908), (3368, 389804), (3496, 375532), (3568, 367954), (4237, 309856), (5129, 255968), (6736, 194902), (6992, 187766), (7136, 183977), (7999, 164128), (8474, 154928), (9683, 135584), (10258, 127984), (13472, 97451), (13984, 93883), (15998, 82064), (16948, 77464), (19366, 67792), (20516, 63992), (31996, 41032), (33896, 38732)]