319792280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8893}}^1$

素因数の和:8964

約数の個数: 64

約数和(自身を含む): 768441600

約数和(自身を除く): 448649320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 7192, 8893, 8990, 17786, 17980, 35572, 35960, 44465, 71144, 88930, 177860, 257897, 275683, 355720, 515794, 551366, 1031588, 1102732, 1289485, 1378415, 2063176, 2205464, 2578970, 2756830, 5157940, 5513660, 7994807, 10315880, 11027320, 15989614, 31979228, 39974035, 63958456, 79948070, 159896140, 319792280]

約数ペア:

[(1, 319792280), (2, 159896140), (4, 79948070), (5, 63958456), (8, 39974035), (10, 31979228), (20, 15989614), (29, 11027320), (31, 10315880), (40, 7994807), (58, 5513660), (62, 5157940), (116, 2756830), (124, 2578970), (145, 2205464), (155, 2063176), (232, 1378415), (248, 1289485), (290, 1102732), (310, 1031588), (580, 551366), (620, 515794), (899, 355720), (1160, 275683), (1240, 257897), (1798, 177860), (3596, 88930), (4495, 71144), (7192, 44465), (8893, 35960), (8990, 35572), (17786, 17980)]