220908240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:906

約数の個数: 240

約数和(自身を含む): 864908928

約数和(自身を除く): 644000688

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, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 827, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1590, 1654, 1680, 1855, 1908, 2120, 2226, 2385, 2481, 2520, 2544, 2968, 3180, 3308, 3339, 3710, 3816, 4135, 4240, 4452, 4770, 4962, 5040, 5565, 5789, 5936, 6360, 6616, 6678, 7420, 7443, 7632, 8270, 8904, 9540, 9924, 11130, 11578, 12405, 12720, 13232, 13356, 14840, 14886, 16540, 16695, 17367, 17808, 19080, 19848, 22260, 23156, 24810, 26712, 28945, 29680, 29772, 33080, 33390, 34734, 37215, 38160, 39696, 43831, 44520, 46312, 49620, 52101, 53424, 57890, 59544, 66160, 66780, 69468, 74430, 86835, 87662, 89040, 92624, 99240, 104202, 115780, 119088, 131493, 133560, 138936, 148860, 173670, 175324, 198480, 208404, 219155, 231560, 260505, 262986, 267120, 277872, 297720, 306817, 347340, 350648, 394479, 416808, 438310, 463120, 521010, 525972, 595440, 613634, 657465, 694680, 701296, 788958, 833616, 876620, 920451, 1042020, 1051944, 1227268, 1314930, 1389360, 1534085, 1577916, 1753240, 1840902, 1972395, 2084040, 2103888, 2454536, 2629860, 2761353, 3068170, 3155832, 3506480, 3681804, 3944790, 4168080, 4602255, 4909072, 5259720, 5522706, 6136340, 6311664, 7363608, 7889580, 9204510, 10519440, 11045412, 12272680, 13806765, 14727216, 15779160, 18409020, 22090824, 24545360, 27613530, 31558320, 36818040, 44181648, 55227060, 73636080, 110454120, 220908240]

約数ペア:

[(1, 220908240), (2, 110454120), (3, 73636080), (4, 55227060), (5, 44181648), (6, 36818040), (7, 31558320), (8, 27613530), (9, 24545360), (10, 22090824), (12, 18409020), (14, 15779160), (15, 14727216), (16, 13806765), (18, 12272680), (20, 11045412), (21, 10519440), (24, 9204510), (28, 7889580), (30, 7363608), (35, 6311664), (36, 6136340), (40, 5522706), (42, 5259720), (45, 4909072), (48, 4602255), (53, 4168080), (56, 3944790), (60, 3681804), (63, 3506480), (70, 3155832), (72, 3068170), (80, 2761353), (84, 2629860), (90, 2454536), (105, 2103888), (106, 2084040), (112, 1972395), (120, 1840902), (126, 1753240), (140, 1577916), (144, 1534085), (159, 1389360), (168, 1314930), (180, 1227268), (210, 1051944), (212, 1042020), (240, 920451), (252, 876620), (265, 833616), (280, 788958), (315, 701296), (318, 694680), (336, 657465), (360, 613634), (371, 595440), (420, 525972), (424, 521010), (477, 463120), (504, 438310), (530, 416808), (560, 394479), (630, 350648), (636, 347340), (720, 306817), (742, 297720), (795, 277872), (827, 267120), (840, 262986), (848, 260505), (954, 231560), (1008, 219155), (1060, 208404), (1113, 198480), (1260, 175324), (1272, 173670), (1484, 148860), (1590, 138936), (1654, 133560), (1680, 131493), (1855, 119088), (1908, 115780), (2120, 104202), (2226, 99240), (2385, 92624), (2481, 89040), (2520, 87662), (2544, 86835), (2968, 74430), (3180, 69468), (3308, 66780), (3339, 66160), (3710, 59544), (3816, 57890), (4135, 53424), (4240, 52101), (4452, 49620), (4770, 46312), (4962, 44520), (5040, 43831), (5565, 39696), (5789, 38160), (5936, 37215), (6360, 34734), (6616, 33390), (6678, 33080), (7420, 29772), (7443, 29680), (7632, 28945), (8270, 26712), (8904, 24810), (9540, 23156), (9924, 22260), (11130, 19848), (11578, 19080), (12405, 17808), (12720, 17367), (13232, 16695), (13356, 16540), (14840, 14886)]