86771340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2017}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 264438720

約数和(自身を除く): 177667380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2017, 2151, 2390, 2868, 3585, 4034, 4302, 4780, 6051, 7170, 8068, 8604, 10085, 10755, 12102, 14340, 18153, 20170, 21510, 24204, 30255, 36306, 40340, 43020, 60510, 72612, 90765, 121020, 181530, 363060, 482063, 964126, 1446189, 1928252, 2410315, 2892378, 4338567, 4820630, 5784756, 7230945, 8677134, 9641260, 14461890, 17354268, 21692835, 28923780, 43385670, 86771340]

約数ペア:

[(1, 86771340), (2, 43385670), (3, 28923780), (4, 21692835), (5, 17354268), (6, 14461890), (9, 9641260), (10, 8677134), (12, 7230945), (15, 5784756), (18, 4820630), (20, 4338567), (30, 2892378), (36, 2410315), (45, 1928252), (60, 1446189), (90, 964126), (180, 482063), (239, 363060), (478, 181530), (717, 121020), (956, 90765), (1195, 72612), (1434, 60510), (2017, 43020), (2151, 40340), (2390, 36306), (2868, 30255), (3585, 24204), (4034, 21510), (4302, 20170), (4780, 18153), (6051, 14340), (7170, 12102), (8068, 10755), (8604, 10085)]