220837680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1088

約数の個数: 240

約数和(自身を含む): 868158720

約数和(自身を除く): 647321040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 774, 840, 860, 903, 1008, 1019, 1032, 1204, 1260, 1290, 1505, 1548, 1680, 1720, 1806, 1935, 2038, 2064, 2408, 2520, 2580, 2709, 3010, 3057, 3096, 3440, 3612, 3870, 4076, 4515, 4816, 5040, 5095, 5160, 5418, 6020, 6114, 6192, 7133, 7224, 7740, 8152, 9030, 9171, 10190, 10320, 10836, 12040, 12228, 13545, 14266, 14448, 15285, 15480, 16304, 18060, 18342, 20380, 21399, 21672, 24080, 24456, 27090, 28532, 30570, 30960, 35665, 36120, 36684, 40760, 42798, 43344, 43817, 45855, 48912, 54180, 57064, 61140, 64197, 71330, 72240, 73368, 81520, 85596, 87634, 91710, 106995, 108360, 114128, 122280, 128394, 131451, 142660, 146736, 171192, 175268, 183420, 213990, 216720, 219085, 244560, 256788, 262902, 285320, 306719, 320985, 342384, 350536, 366840, 394353, 427980, 438170, 513576, 525804, 570640, 613438, 641970, 657255, 701072, 733680, 788706, 855960, 876340, 920157, 1027152, 1051608, 1226876, 1283940, 1314510, 1533595, 1577412, 1711920, 1752680, 1840314, 1971765, 2103216, 2453752, 2567880, 2629020, 2760471, 3067190, 3154824, 3505360, 3680628, 3943530, 4600785, 4907504, 5135760, 5258040, 5520942, 6134380, 6309648, 7361256, 7887060, 9201570, 10516080, 11041884, 12268760, 13802355, 14722512, 15774120, 18403140, 22083768, 24537520, 27604710, 31548240, 36806280, 44167536, 55209420, 73612560, 110418840, 220837680]

約数ペア:

[(1, 220837680), (2, 110418840), (3, 73612560), (4, 55209420), (5, 44167536), (6, 36806280), (7, 31548240), (8, 27604710), (9, 24537520), (10, 22083768), (12, 18403140), (14, 15774120), (15, 14722512), (16, 13802355), (18, 12268760), (20, 11041884), (21, 10516080), (24, 9201570), (28, 7887060), (30, 7361256), (35, 6309648), (36, 6134380), (40, 5520942), (42, 5258040), (43, 5135760), (45, 4907504), (48, 4600785), (56, 3943530), (60, 3680628), (63, 3505360), (70, 3154824), (72, 3067190), (80, 2760471), (84, 2629020), (86, 2567880), (90, 2453752), (105, 2103216), (112, 1971765), (120, 1840314), (126, 1752680), (129, 1711920), (140, 1577412), (144, 1533595), (168, 1314510), (172, 1283940), (180, 1226876), (210, 1051608), (215, 1027152), (240, 920157), (252, 876340), (258, 855960), (280, 788706), (301, 733680), (315, 701072), (336, 657255), (344, 641970), (360, 613438), (387, 570640), (420, 525804), (430, 513576), (504, 438170), (516, 427980), (560, 394353), (602, 366840), (630, 350536), (645, 342384), (688, 320985), (720, 306719), (774, 285320), (840, 262902), (860, 256788), (903, 244560), (1008, 219085), (1019, 216720), (1032, 213990), (1204, 183420), (1260, 175268), (1290, 171192), (1505, 146736), (1548, 142660), (1680, 131451), (1720, 128394), (1806, 122280), (1935, 114128), (2038, 108360), (2064, 106995), (2408, 91710), (2520, 87634), (2580, 85596), (2709, 81520), (3010, 73368), (3057, 72240), (3096, 71330), (3440, 64197), (3612, 61140), (3870, 57064), (4076, 54180), (4515, 48912), (4816, 45855), (5040, 43817), (5095, 43344), (5160, 42798), (5418, 40760), (6020, 36684), (6114, 36120), (6192, 35665), (7133, 30960), (7224, 30570), (7740, 28532), (8152, 27090), (9030, 24456), (9171, 24080), (10190, 21672), (10320, 21399), (10836, 20380), (12040, 18342), (12228, 18060), (13545, 16304), (14266, 15480), (14448, 15285)]