840917880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{212353}}^1$

素因数の和:212381

約数の個数: 96

約数和(自身を含む): 2981450160

約数和(自身を除く): 2140532280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 212353, 424706, 637059, 849412, 1061765, 1274118, 1698824, 1911177, 2123530, 2335883, 2548236, 3185295, 3822354, 4247060, 4671766, 5096472, 6370590, 7007649, 7644708, 8494120, 9343532, 9555885, 11679415, 12741180, 14015298, 15289416, 18687064, 19111770, 21022947, 23358830, 25482360, 28030596, 35038245, 38223540, 42045894, 46717660, 56061192, 70076490, 76447080, 84091788, 93435320, 105114735, 140152980, 168183576, 210229470, 280305960, 420458940, 840917880]

約数ペア:

[(1, 840917880), (2, 420458940), (3, 280305960), (4, 210229470), (5, 168183576), (6, 140152980), (8, 105114735), (9, 93435320), (10, 84091788), (11, 76447080), (12, 70076490), (15, 56061192), (18, 46717660), (20, 42045894), (22, 38223540), (24, 35038245), (30, 28030596), (33, 25482360), (36, 23358830), (40, 21022947), (44, 19111770), (45, 18687064), (55, 15289416), (60, 14015298), (66, 12741180), (72, 11679415), (88, 9555885), (90, 9343532), (99, 8494120), (110, 7644708), (120, 7007649), (132, 6370590), (165, 5096472), (180, 4671766), (198, 4247060), (220, 3822354), (264, 3185295), (330, 2548236), (360, 2335883), (396, 2123530), (440, 1911177), (495, 1698824), (660, 1274118), (792, 1061765), (990, 849412), (1320, 637059), (1980, 424706), (3960, 212353)]