212219306720

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1\times {\mathrm{22699}}^1$

素因数の和:23608

約数の個数: 96

約数和(自身を含む): 509069836800

約数和(自身を除く): 296850530080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 823, 1136, 1420, 1646, 2272, 2840, 3292, 4115, 5680, 6584, 8230, 11360, 13168, 16460, 22699, 26336, 32920, 45398, 58433, 65840, 90796, 113495, 116866, 131680, 181592, 226990, 233732, 292165, 363184, 453980, 467464, 584330, 726368, 907960, 934928, 1168660, 1611629, 1815920, 1869856, 2337320, 3223258, 3631840, 4674640, 6446516, 8058145, 9349280, 12893032, 16116290, 18681277, 25786064, 32232580, 37362554, 51572128, 64465160, 74725108, 93406385, 128930320, 149450216, 186812770, 257860640, 298900432, 373625540, 597800864, 747251080, 1326370667, 1494502160, 2652741334, 2989004320, 5305482668, 6631853335, 10610965336, 13263706670, 21221930672, 26527413340, 42443861344, 53054826680, 106109653360, 212219306720]

約数ペア:

[(1, 212219306720), (2, 106109653360), (4, 53054826680), (5, 42443861344), (8, 26527413340), (10, 21221930672), (16, 13263706670), (20, 10610965336), (32, 6631853335), (40, 5305482668), (71, 2989004320), (80, 2652741334), (142, 1494502160), (160, 1326370667), (284, 747251080), (355, 597800864), (568, 373625540), (710, 298900432), (823, 257860640), (1136, 186812770), (1420, 149450216), (1646, 128930320), (2272, 93406385), (2840, 74725108), (3292, 64465160), (4115, 51572128), (5680, 37362554), (6584, 32232580), (8230, 25786064), (11360, 18681277), (13168, 16116290), (16460, 12893032), (22699, 9349280), (26336, 8058145), (32920, 6446516), (45398, 4674640), (58433, 3631840), (65840, 3223258), (90796, 2337320), (113495, 1869856), (116866, 1815920), (131680, 1611629), (181592, 1168660), (226990, 934928), (233732, 907960), (292165, 726368), (363184, 584330), (453980, 467464)]