1901160720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6823}}^1$

素因数の和:6891

約数の個数: 200

約数和(自身を含む): 6757561536

約数和(自身を除く): 4856400816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 108, 120, 129, 135, 144, 162, 172, 180, 215, 216, 240, 258, 270, 324, 344, 360, 387, 405, 430, 432, 516, 540, 645, 648, 688, 720, 774, 810, 860, 1032, 1080, 1161, 1290, 1296, 1548, 1620, 1720, 1935, 2064, 2160, 2322, 2580, 3096, 3240, 3440, 3483, 3870, 4644, 5160, 5805, 6192, 6480, 6823, 6966, 7740, 9288, 10320, 11610, 13646, 13932, 15480, 17415, 18576, 20469, 23220, 27292, 27864, 30960, 34115, 34830, 40938, 46440, 54584, 55728, 61407, 68230, 69660, 81876, 92880, 102345, 109168, 122814, 136460, 139320, 163752, 184221, 204690, 245628, 272920, 278640, 293389, 307035, 327504, 368442, 409380, 491256, 545840, 552663, 586778, 614070, 736884, 818760, 880167, 921105, 982512, 1105326, 1173556, 1228140, 1466945, 1473768, 1637520, 1760334, 1842210, 2210652, 2347112, 2456280, 2640501, 2763315, 2933890, 2947536, 3520668, 3684420, 4400835, 4421304, 4694224, 4912560, 5281002, 5526630, 5867780, 7041336, 7368840, 7921503, 8801670, 8842608, 10562004, 11053260, 11735560, 13202505, 14082672, 14737680, 15843006, 17603340, 21124008, 22106520, 23471120, 23764509, 26405010, 31686012, 35206680, 39607515, 42248016, 44213040, 47529018, 52810020, 63372024, 70413360, 79215030, 95058036, 105620040, 118822545, 126744048, 158430060, 190116072, 211240080, 237645090, 316860120, 380232144, 475290180, 633720240, 950580360, 1901160720]

約数ペア:

[(1, 1901160720), (2, 950580360), (3, 633720240), (4, 475290180), (5, 380232144), (6, 316860120), (8, 237645090), (9, 211240080), (10, 190116072), (12, 158430060), (15, 126744048), (16, 118822545), (18, 105620040), (20, 95058036), (24, 79215030), (27, 70413360), (30, 63372024), (36, 52810020), (40, 47529018), (43, 44213040), (45, 42248016), (48, 39607515), (54, 35206680), (60, 31686012), (72, 26405010), (80, 23764509), (81, 23471120), (86, 22106520), (90, 21124008), (108, 17603340), (120, 15843006), (129, 14737680), (135, 14082672), (144, 13202505), (162, 11735560), (172, 11053260), (180, 10562004), (215, 8842608), (216, 8801670), (240, 7921503), (258, 7368840), (270, 7041336), (324, 5867780), (344, 5526630), (360, 5281002), (387, 4912560), (405, 4694224), (430, 4421304), (432, 4400835), (516, 3684420), (540, 3520668), (645, 2947536), (648, 2933890), (688, 2763315), (720, 2640501), (774, 2456280), (810, 2347112), (860, 2210652), (1032, 1842210), (1080, 1760334), (1161, 1637520), (1290, 1473768), (1296, 1466945), (1548, 1228140), (1620, 1173556), (1720, 1105326), (1935, 982512), (2064, 921105), (2160, 880167), (2322, 818760), (2580, 736884), (3096, 614070), (3240, 586778), (3440, 552663), (3483, 545840), (3870, 491256), (4644, 409380), (5160, 368442), (5805, 327504), (6192, 307035), (6480, 293389), (6823, 278640), (6966, 272920), (7740, 245628), (9288, 204690), (10320, 184221), (11610, 163752), (13646, 139320), (13932, 136460), (15480, 122814), (17415, 109168), (18576, 102345), (20469, 92880), (23220, 81876), (27292, 69660), (27864, 68230), (30960, 61407), (34115, 55728), (34830, 54584), (40938, 46440)]