138679920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{192611}}^1$

素因数の和:192630

約数の個数: 60

約数和(自身を含む): 465735816

約数和(自身を除く): 327055896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 192611, 385222, 577833, 770444, 963055, 1155666, 1540888, 1733499, 1926110, 2311332, 2889165, 3081776, 3466998, 3852220, 4622664, 5778330, 6933996, 7704440, 8667495, 9245328, 11556660, 13867992, 15408880, 17334990, 23113320, 27735984, 34669980, 46226640, 69339960, 138679920]

約数ペア:

[(1, 138679920), (2, 69339960), (3, 46226640), (4, 34669980), (5, 27735984), (6, 23113320), (8, 17334990), (9, 15408880), (10, 13867992), (12, 11556660), (15, 9245328), (16, 8667495), (18, 7704440), (20, 6933996), (24, 5778330), (30, 4622664), (36, 3852220), (40, 3466998), (45, 3081776), (48, 2889165), (60, 2311332), (72, 1926110), (80, 1733499), (90, 1540888), (120, 1155666), (144, 963055), (180, 770444), (240, 577833), (360, 385222), (720, 192611)]