220163792

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:904

約数の個数: 60

約数和(自身を含む): 460345536

約数和(自身を除く): 240181744

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 361, 376, 722, 752, 811, 893, 1444, 1622, 1786, 2888, 3244, 3572, 5776, 6488, 7144, 12976, 14288, 15409, 16967, 30818, 33934, 38117, 61636, 67868, 76234, 123272, 135736, 152468, 246544, 271472, 292771, 304936, 585542, 609872, 724223, 1171084, 1448446, 2342168, 2896892, 4684336, 5793784, 11587568, 13760237, 27520474, 55040948, 110081896, 220163792]

約数ペア:

[(1, 220163792), (2, 110081896), (4, 55040948), (8, 27520474), (16, 13760237), (19, 11587568), (38, 5793784), (47, 4684336), (76, 2896892), (94, 2342168), (152, 1448446), (188, 1171084), (304, 724223), (361, 609872), (376, 585542), (722, 304936), (752, 292771), (811, 271472), (893, 246544), (1444, 152468), (1622, 135736), (1786, 123272), (2888, 76234), (3244, 67868), (3572, 61636), (5776, 38117), (6488, 33934), (7144, 30818), (12976, 16967), (14288, 15409)]