245897808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1259}}^1$

素因数の和:1596

約数の個数: 80

約数和(自身を含む): 686831040

約数和(自身を除く): 440933232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 313, 624, 626, 939, 1252, 1259, 1878, 2504, 2518, 3756, 3777, 4069, 5008, 5036, 7512, 7554, 8138, 10072, 12207, 15024, 15108, 16276, 16367, 20144, 24414, 30216, 32552, 32734, 48828, 49101, 60432, 65104, 65468, 97656, 98202, 130936, 195312, 196404, 261872, 392808, 394067, 785616, 788134, 1182201, 1576268, 2364402, 3152536, 4728804, 5122871, 6305072, 9457608, 10245742, 15368613, 18915216, 20491484, 30737226, 40982968, 61474452, 81965936, 122948904, 245897808]

約数ペア:

[(1, 245897808), (2, 122948904), (3, 81965936), (4, 61474452), (6, 40982968), (8, 30737226), (12, 20491484), (13, 18915216), (16, 15368613), (24, 10245742), (26, 9457608), (39, 6305072), (48, 5122871), (52, 4728804), (78, 3152536), (104, 2364402), (156, 1576268), (208, 1182201), (312, 788134), (313, 785616), (624, 394067), (626, 392808), (939, 261872), (1252, 196404), (1259, 195312), (1878, 130936), (2504, 98202), (2518, 97656), (3756, 65468), (3777, 65104), (4069, 60432), (5008, 49101), (5036, 48828), (7512, 32734), (7554, 32552), (8138, 30216), (10072, 24414), (12207, 20144), (15024, 16367), (15108, 16276)]