149516720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60289}}^1$

素因数の和:60333

約数の個数: 40

約数和(自身を含む): 358846080

約数和(自身を除く): 209329360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 60289, 120578, 241156, 301445, 482312, 602890, 964624, 1205780, 1868959, 2411560, 3737918, 4823120, 7475836, 9344795, 14951672, 18689590, 29903344, 37379180, 74758360, 149516720]

約数ペア:

[(1, 149516720), (2, 74758360), (4, 37379180), (5, 29903344), (8, 18689590), (10, 14951672), (16, 9344795), (20, 7475836), (31, 4823120), (40, 3737918), (62, 2411560), (80, 1868959), (124, 1205780), (155, 964624), (248, 602890), (310, 482312), (496, 301445), (620, 241156), (1240, 120578), (2480, 60289)]