264606080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13337}}^1$

素因数の和:13387

約数の個数: 64

約数和(自身を含む): 653028480

約数和(自身を除く): 388422400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 13337, 19840, 26674, 53348, 66685, 106696, 133370, 213392, 266740, 413447, 426784, 533480, 826894, 853568, 1066960, 1653788, 1707136, 2067235, 2133920, 3307576, 4134470, 4267840, 6615152, 8268940, 8535680, 13230304, 16537880, 26460608, 33075760, 52921216, 66151520, 132303040, 264606080]

約数ペア:

[(1, 264606080), (2, 132303040), (4, 66151520), (5, 52921216), (8, 33075760), (10, 26460608), (16, 16537880), (20, 13230304), (31, 8535680), (32, 8268940), (40, 6615152), (62, 4267840), (64, 4134470), (80, 3307576), (124, 2133920), (128, 2067235), (155, 1707136), (160, 1653788), (248, 1066960), (310, 853568), (320, 826894), (496, 533480), (620, 426784), (640, 413447), (992, 266740), (1240, 213392), (1984, 133370), (2480, 106696), (3968, 66685), (4960, 53348), (9920, 26674), (13337, 19840)]