20326680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 256

約数和(自身を含む): 77760000

約数和(自身を除く): 57433320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 29, 30, 33, 36, 40, 44, 45, 54, 55, 58, 59, 60, 66, 72, 87, 88, 90, 99, 108, 110, 116, 118, 120, 132, 135, 145, 165, 174, 177, 180, 198, 216, 220, 232, 236, 261, 264, 270, 290, 295, 297, 319, 330, 348, 354, 360, 396, 435, 440, 472, 495, 522, 531, 540, 580, 590, 594, 638, 649, 660, 696, 708, 783, 792, 870, 885, 957, 990, 1044, 1062, 1080, 1160, 1180, 1188, 1276, 1298, 1305, 1320, 1416, 1485, 1566, 1593, 1595, 1711, 1740, 1770, 1914, 1947, 1980, 2088, 2124, 2360, 2376, 2552, 2596, 2610, 2655, 2871, 2970, 3132, 3186, 3190, 3245, 3422, 3480, 3540, 3828, 3894, 3915, 3960, 4248, 4785, 5133, 5192, 5220, 5310, 5742, 5841, 5940, 6264, 6372, 6380, 6490, 6844, 7080, 7656, 7788, 7830, 7965, 8555, 8613, 9570, 9735, 10266, 10440, 10620, 11484, 11682, 11880, 12744, 12760, 12980, 13688, 14355, 15399, 15576, 15660, 15930, 17110, 17226, 17523, 18821, 19140, 19470, 20532, 21240, 22968, 23364, 25665, 25960, 28710, 29205, 30798, 31320, 31860, 34220, 34452, 35046, 37642, 38280, 38940, 41064, 43065, 46197, 46728, 51330, 56463, 57420, 58410, 61596, 63720, 68440, 68904, 70092, 75284, 76995, 77880, 86130, 87615, 92394, 94105, 102660, 112926, 114840, 116820, 123192, 140184, 150568, 153990, 169389, 172260, 175230, 184788, 188210, 205320, 225852, 230985, 233640, 282315, 307980, 338778, 344520, 350460, 369576, 376420, 451704, 461970, 508167, 564630, 615960, 677556, 700920, 752840, 846945, 923940, 1016334, 1129260, 1355112, 1693890, 1847880, 2032668, 2258520, 2540835, 3387780, 4065336, 5081670, 6775560, 10163340, 20326680]

約数ペア:

[(1, 20326680), (2, 10163340), (3, 6775560), (4, 5081670), (5, 4065336), (6, 3387780), (8, 2540835), (9, 2258520), (10, 2032668), (11, 1847880), (12, 1693890), (15, 1355112), (18, 1129260), (20, 1016334), (22, 923940), (24, 846945), (27, 752840), (29, 700920), (30, 677556), (33, 615960), (36, 564630), (40, 508167), (44, 461970), (45, 451704), (54, 376420), (55, 369576), (58, 350460), (59, 344520), (60, 338778), (66, 307980), (72, 282315), (87, 233640), (88, 230985), (90, 225852), (99, 205320), (108, 188210), (110, 184788), (116, 175230), (118, 172260), (120, 169389), (132, 153990), (135, 150568), (145, 140184), (165, 123192), (174, 116820), (177, 114840), (180, 112926), (198, 102660), (216, 94105), (220, 92394), (232, 87615), (236, 86130), (261, 77880), (264, 76995), (270, 75284), (290, 70092), (295, 68904), (297, 68440), (319, 63720), (330, 61596), (348, 58410), (354, 57420), (360, 56463), (396, 51330), (435, 46728), (440, 46197), (472, 43065), (495, 41064), (522, 38940), (531, 38280), (540, 37642), (580, 35046), (590, 34452), (594, 34220), (638, 31860), (649, 31320), (660, 30798), (696, 29205), (708, 28710), (783, 25960), (792, 25665), (870, 23364), (885, 22968), (957, 21240), (990, 20532), (1044, 19470), (1062, 19140), (1080, 18821), (1160, 17523), (1180, 17226), (1188, 17110), (1276, 15930), (1298, 15660), (1305, 15576), (1320, 15399), (1416, 14355), (1485, 13688), (1566, 12980), (1593, 12760), (1595, 12744), (1711, 11880), (1740, 11682), (1770, 11484), (1914, 10620), (1947, 10440), (1980, 10266), (2088, 9735), (2124, 9570), (2360, 8613), (2376, 8555), (2552, 7965), (2596, 7830), (2610, 7788), (2655, 7656), (2871, 7080), (2970, 6844), (3132, 6490), (3186, 6380), (3190, 6372), (3245, 6264), (3422, 5940), (3480, 5841), (3540, 5742), (3828, 5310), (3894, 5220), (3915, 5192), (3960, 5133), (4248, 4785)]