128272788

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{24239}}^1$

素因数の和:24266

約数の個数: 72

約数和(自身を含む): 386870400

約数和(自身を除く): 258597612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 24239, 48478, 72717, 96956, 145434, 169673, 218151, 290868, 339346, 436302, 509019, 654453, 678692, 872604, 1018038, 1187711, 1308906, 1527057, 2036076, 2375422, 2617812, 3054114, 3563133, 4581171, 4750844, 6108228, 7126266, 9162342, 10689399, 14252532, 18324684, 21378798, 32068197, 42757596, 64136394, 128272788]

約数ペア:

[(1, 128272788), (2, 64136394), (3, 42757596), (4, 32068197), (6, 21378798), (7, 18324684), (9, 14252532), (12, 10689399), (14, 9162342), (18, 7126266), (21, 6108228), (27, 4750844), (28, 4581171), (36, 3563133), (42, 3054114), (49, 2617812), (54, 2375422), (63, 2036076), (84, 1527057), (98, 1308906), (108, 1187711), (126, 1018038), (147, 872604), (189, 678692), (196, 654453), (252, 509019), (294, 436302), (378, 339346), (441, 290868), (588, 218151), (756, 169673), (882, 145434), (1323, 96956), (1764, 72717), (2646, 48478), (5292, 24239)]