853320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 2761920

約数和(自身を除く): 1908600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 547, 780, 1094, 1560, 1641, 2188, 2735, 3282, 4376, 5470, 6564, 7111, 8205, 10940, 13128, 14222, 16410, 21333, 21880, 28444, 32820, 35555, 42666, 56888, 65640, 71110, 85332, 106665, 142220, 170664, 213330, 284440, 426660, 853320]

約数ペア:

[(1, 853320), (2, 426660), (3, 284440), (4, 213330), (5, 170664), (6, 142220), (8, 106665), (10, 85332), (12, 71110), (13, 65640), (15, 56888), (20, 42666), (24, 35555), (26, 32820), (30, 28444), (39, 21880), (40, 21333), (52, 16410), (60, 14222), (65, 13128), (78, 10940), (104, 8205), (120, 7111), (130, 6564), (156, 5470), (195, 4376), (260, 3282), (312, 2735), (390, 2188), (520, 1641), (547, 1560), (780, 1094)]