219503312

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 505872384

約数和(自身を除く): 286369072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 191, 217, 248, 331, 382, 434, 496, 662, 764, 868, 1324, 1337, 1528, 1736, 2317, 2648, 2674, 3056, 3472, 4634, 5296, 5348, 5921, 9268, 10261, 10696, 11842, 18536, 20522, 21392, 23684, 37072, 41044, 41447, 47368, 63221, 71827, 82088, 82894, 94736, 126442, 143654, 164176, 165788, 252884, 287308, 331576, 442547, 505768, 574616, 663152, 885094, 1011536, 1149232, 1770188, 1959851, 3540376, 3919702, 7080752, 7839404, 13718957, 15678808, 27437914, 31357616, 54875828, 109751656, 219503312]

約数ペア:

[(1, 219503312), (2, 109751656), (4, 54875828), (7, 31357616), (8, 27437914), (14, 15678808), (16, 13718957), (28, 7839404), (31, 7080752), (56, 3919702), (62, 3540376), (112, 1959851), (124, 1770188), (191, 1149232), (217, 1011536), (248, 885094), (331, 663152), (382, 574616), (434, 505768), (496, 442547), (662, 331576), (764, 287308), (868, 252884), (1324, 165788), (1337, 164176), (1528, 143654), (1736, 126442), (2317, 94736), (2648, 82894), (2674, 82088), (3056, 71827), (3472, 63221), (4634, 47368), (5296, 41447), (5348, 41044), (5921, 37072), (9268, 23684), (10261, 21392), (10696, 20522), (11842, 18536)]