30500680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1123}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 79309440

約数和(自身を除く): 48808760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1123, 1358, 1940, 2246, 2716, 3395, 3880, 4492, 5432, 5615, 6790, 7861, 8984, 11230, 13580, 15722, 22460, 27160, 31444, 39305, 44920, 62888, 78610, 108931, 157220, 217862, 314440, 435724, 544655, 762517, 871448, 1089310, 1525034, 2178620, 3050068, 3812585, 4357240, 6100136, 7625170, 15250340, 30500680]

約数ペア:

[(1, 30500680), (2, 15250340), (4, 7625170), (5, 6100136), (7, 4357240), (8, 3812585), (10, 3050068), (14, 2178620), (20, 1525034), (28, 1089310), (35, 871448), (40, 762517), (56, 544655), (70, 435724), (97, 314440), (140, 217862), (194, 157220), (280, 108931), (388, 78610), (485, 62888), (679, 44920), (776, 39305), (970, 31444), (1123, 27160), (1358, 22460), (1940, 15722), (2246, 13580), (2716, 11230), (3395, 8984), (3880, 7861), (4492, 6790), (5432, 5615)]