2120994720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12589}}^1$

素因数の和:12629

約数の個数: 240

約数和(自身を含む): 8061779880

約数和(自身を除く): 5940785160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 2080, 2106, 2160, 2340, 2592, 2808, 3120, 3240, 3510, 3744, 4212, 4320, 4680, 5265, 5616, 6240, 6480, 7020, 8424, 9360, 10530, 11232, 12589, 12960, 14040, 16848, 18720, 21060, 25178, 28080, 33696, 37767, 42120, 50356, 56160, 62945, 75534, 84240, 100712, 113301, 125890, 151068, 163657, 168480, 188835, 201424, 226602, 251780, 302136, 327314, 339903, 377670, 402848, 453204, 490971, 503560, 566505, 604272, 654628, 679806, 755340, 818285, 906408, 981942, 1007120, 1019709, 1133010, 1208544, 1309256, 1359612, 1472913, 1510680, 1636570, 1699515, 1812816, 1963884, 2014240, 2039418, 2266020, 2454855, 2618512, 2719224, 2945826, 3021360, 3273140, 3399030, 3625632, 3927768, 4078836, 4418739, 4532040, 4909710, 5098545, 5237024, 5438448, 5891652, 6042720, 6546280, 6798060, 7364565, 7855536, 8157672, 8837478, 9064080, 9819420, 10197090, 10876896, 11783304, 13092560, 13256217, 13596120, 14729130, 15711072, 16315344, 17674956, 18128160, 19638840, 20394180, 22093695, 23566608, 26185120, 26512434, 27192240, 29458260, 32630688, 35349912, 39277680, 40788360, 44187390, 47133216, 53024868, 54384480, 58916520, 66281085, 70699824, 78555360, 81576720, 88374780, 106049736, 117833040, 132562170, 141399648, 163153440, 176749560, 212099472, 235666080, 265124340, 353499120, 424198944, 530248680, 706998240, 1060497360, 2120994720]

約数ペア:

[(1, 2120994720), (2, 1060497360), (3, 706998240), (4, 530248680), (5, 424198944), (6, 353499120), (8, 265124340), (9, 235666080), (10, 212099472), (12, 176749560), (13, 163153440), (15, 141399648), (16, 132562170), (18, 117833040), (20, 106049736), (24, 88374780), (26, 81576720), (27, 78555360), (30, 70699824), (32, 66281085), (36, 58916520), (39, 54384480), (40, 53024868), (45, 47133216), (48, 44187390), (52, 40788360), (54, 39277680), (60, 35349912), (65, 32630688), (72, 29458260), (78, 27192240), (80, 26512434), (81, 26185120), (90, 23566608), (96, 22093695), (104, 20394180), (108, 19638840), (117, 18128160), (120, 17674956), (130, 16315344), (135, 15711072), (144, 14729130), (156, 13596120), (160, 13256217), (162, 13092560), (180, 11783304), (195, 10876896), (208, 10197090), (216, 9819420), (234, 9064080), (240, 8837478), (260, 8157672), (270, 7855536), (288, 7364565), (312, 6798060), (324, 6546280), (351, 6042720), (360, 5891652), (390, 5438448), (405, 5237024), (416, 5098545), (432, 4909710), (468, 4532040), (480, 4418739), (520, 4078836), (540, 3927768), (585, 3625632), (624, 3399030), (648, 3273140), (702, 3021360), (720, 2945826), (780, 2719224), (810, 2618512), (864, 2454855), (936, 2266020), (1040, 2039418), (1053, 2014240), (1080, 1963884), (1170, 1812816), (1248, 1699515), (1296, 1636570), (1404, 1510680), (1440, 1472913), (1560, 1359612), (1620, 1309256), (1755, 1208544), (1872, 1133010), (2080, 1019709), (2106, 1007120), (2160, 981942), (2340, 906408), (2592, 818285), (2808, 755340), (3120, 679806), (3240, 654628), (3510, 604272), (3744, 566505), (4212, 503560), (4320, 490971), (4680, 453204), (5265, 402848), (5616, 377670), (6240, 339903), (6480, 327314), (7020, 302136), (8424, 251780), (9360, 226602), (10530, 201424), (11232, 188835), (12589, 168480), (12960, 163657), (14040, 151068), (16848, 125890), (18720, 113301), (21060, 100712), (25178, 84240), (28080, 75534), (33696, 62945), (37767, 56160), (42120, 50356)]