31206120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 73303320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 503, 517, 564, 660, 705, 940, 1006, 1034, 1128, 1320, 1410, 1509, 1551, 1880, 2012, 2068, 2515, 2585, 2820, 3018, 3102, 4024, 4136, 5030, 5170, 5533, 5640, 6036, 6204, 7545, 7755, 10060, 10340, 11066, 12072, 12408, 15090, 15510, 16599, 20120, 20680, 22132, 23641, 27665, 30180, 31020, 33198, 44264, 47282, 55330, 60360, 62040, 66396, 70923, 82995, 94564, 110660, 118205, 132792, 141846, 165990, 189128, 221320, 236410, 260051, 283692, 331980, 354615, 472820, 520102, 567384, 663960, 709230, 780153, 945640, 1040204, 1300255, 1418460, 1560306, 2080408, 2600510, 2836920, 3120612, 3900765, 5201020, 6241224, 7801530, 10402040, 15603060, 31206120]

約数ペア:

[(1, 31206120), (2, 15603060), (3, 10402040), (4, 7801530), (5, 6241224), (6, 5201020), (8, 3900765), (10, 3120612), (11, 2836920), (12, 2600510), (15, 2080408), (20, 1560306), (22, 1418460), (24, 1300255), (30, 1040204), (33, 945640), (40, 780153), (44, 709230), (47, 663960), (55, 567384), (60, 520102), (66, 472820), (88, 354615), (94, 331980), (110, 283692), (120, 260051), (132, 236410), (141, 221320), (165, 189128), (188, 165990), (220, 141846), (235, 132792), (264, 118205), (282, 110660), (330, 94564), (376, 82995), (440, 70923), (470, 66396), (503, 62040), (517, 60360), (564, 55330), (660, 47282), (705, 44264), (940, 33198), (1006, 31020), (1034, 30180), (1128, 27665), (1320, 23641), (1410, 22132), (1509, 20680), (1551, 20120), (1880, 16599), (2012, 15510), (2068, 15090), (2515, 12408), (2585, 12072), (2820, 11066), (3018, 10340), (3102, 10060), (4024, 7755), (4136, 7545), (5030, 6204), (5170, 6036), (5533, 5640)]