207907860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 594679680

約数和(自身を除く): 386771820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 139, 194, 257, 278, 291, 388, 417, 485, 514, 556, 582, 695, 771, 834, 970, 1028, 1164, 1285, 1390, 1455, 1542, 1668, 1940, 2085, 2570, 2780, 2910, 3084, 3855, 4170, 5140, 5820, 7710, 8340, 13483, 15420, 24929, 26966, 35723, 40449, 49858, 53932, 67415, 71446, 74787, 80898, 99716, 107169, 124645, 134830, 142892, 149574, 161796, 178615, 202245, 214338, 249290, 269660, 299148, 357230, 373935, 404490, 428676, 498580, 535845, 714460, 747870, 808980, 1071690, 1495740, 2143380, 3465131, 6930262, 10395393, 13860524, 17325655, 20790786, 34651310, 41581572, 51976965, 69302620, 103953930, 207907860]

約数ペア:

[(1, 207907860), (2, 103953930), (3, 69302620), (4, 51976965), (5, 41581572), (6, 34651310), (10, 20790786), (12, 17325655), (15, 13860524), (20, 10395393), (30, 6930262), (60, 3465131), (97, 2143380), (139, 1495740), (194, 1071690), (257, 808980), (278, 747870), (291, 714460), (388, 535845), (417, 498580), (485, 428676), (514, 404490), (556, 373935), (582, 357230), (695, 299148), (771, 269660), (834, 249290), (970, 214338), (1028, 202245), (1164, 178615), (1285, 161796), (1390, 149574), (1455, 142892), (1542, 134830), (1668, 124645), (1940, 107169), (2085, 99716), (2570, 80898), (2780, 74787), (2910, 71446), (3084, 67415), (3855, 53932), (4170, 49858), (5140, 40449), (5820, 35723), (7710, 26966), (8340, 24929), (13483, 15420)]