281894820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{11213}}^1$

素因数の和:11644

約数の個数: 48

約数和(自身を含む): 791259840

約数和(自身を除く): 509365020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 838, 1257, 1676, 2095, 2514, 4190, 5028, 6285, 8380, 11213, 12570, 22426, 25140, 33639, 44852, 56065, 67278, 112130, 134556, 168195, 224260, 336390, 672780, 4698247, 9396494, 14094741, 18792988, 23491235, 28189482, 46982470, 56378964, 70473705, 93964940, 140947410, 281894820]

約数ペア:

[(1, 281894820), (2, 140947410), (3, 93964940), (4, 70473705), (5, 56378964), (6, 46982470), (10, 28189482), (12, 23491235), (15, 18792988), (20, 14094741), (30, 9396494), (60, 4698247), (419, 672780), (838, 336390), (1257, 224260), (1676, 168195), (2095, 134556), (2514, 112130), (4190, 67278), (5028, 56065), (6285, 44852), (8380, 33639), (11213, 25140), (12570, 22426)]