204969520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11807}}^1$

素因数の和:11858

約数の個数: 80

約数和(自身を含む): 562249728

約数和(自身を除く): 357280208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 11807, 17360, 23614, 47228, 59035, 82649, 94456, 118070, 165298, 188912, 236140, 330596, 366017, 413245, 472280, 661192, 732034, 826490, 944560, 1322384, 1464068, 1652980, 1830085, 2562119, 2928136, 3305960, 3660170, 5124238, 5856272, 6611920, 7320340, 10248476, 12810595, 14640680, 20496952, 25621190, 29281360, 40993904, 51242380, 102484760, 204969520]

約数ペア:

[(1, 204969520), (2, 102484760), (4, 51242380), (5, 40993904), (7, 29281360), (8, 25621190), (10, 20496952), (14, 14640680), (16, 12810595), (20, 10248476), (28, 7320340), (31, 6611920), (35, 5856272), (40, 5124238), (56, 3660170), (62, 3305960), (70, 2928136), (80, 2562119), (112, 1830085), (124, 1652980), (140, 1464068), (155, 1322384), (217, 944560), (248, 826490), (280, 732034), (310, 661192), (434, 472280), (496, 413245), (560, 366017), (620, 330596), (868, 236140), (1085, 188912), (1240, 165298), (1736, 118070), (2170, 94456), (2480, 82649), (3472, 59035), (4340, 47228), (8680, 23614), (11807, 17360)]