820693320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{145513}}^1$

素因数の和:145574

約数の個数: 64

約数和(自身を含む): 2514481920

約数和(自身を除く): 1693788600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 145513, 291026, 436539, 582052, 727565, 873078, 1164104, 1455130, 1746156, 2182695, 2910260, 3492312, 4365390, 5820520, 6839111, 8730780, 13678222, 17461560, 20517333, 27356444, 34195555, 41034666, 54712888, 68391110, 82069332, 102586665, 136782220, 164138664, 205173330, 273564440, 410346660, 820693320]

約数ペア:

[(1, 820693320), (2, 410346660), (3, 273564440), (4, 205173330), (5, 164138664), (6, 136782220), (8, 102586665), (10, 82069332), (12, 68391110), (15, 54712888), (20, 41034666), (24, 34195555), (30, 27356444), (40, 20517333), (47, 17461560), (60, 13678222), (94, 8730780), (120, 6839111), (141, 5820520), (188, 4365390), (235, 3492312), (282, 2910260), (376, 2182695), (470, 1746156), (564, 1455130), (705, 1164104), (940, 873078), (1128, 727565), (1410, 582052), (1880, 436539), (2820, 291026), (5640, 145513)]