21597640320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3851}}^1$

素因数の和:4023

約数の個数: 256

約数和(自身を含む): 72420065280

約数和(自身を除く): 50822424960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 127, 128, 138, 160, 184, 192, 230, 240, 254, 276, 320, 345, 368, 381, 384, 460, 480, 508, 552, 635, 640, 690, 736, 762, 920, 960, 1016, 1104, 1270, 1380, 1472, 1524, 1840, 1905, 1920, 2032, 2208, 2540, 2760, 2921, 2944, 3048, 3680, 3810, 3851, 4064, 4416, 5080, 5520, 5842, 6096, 7360, 7620, 7702, 8128, 8763, 8832, 10160, 11040, 11553, 11684, 12192, 14605, 14720, 15240, 15404, 16256, 17526, 19255, 20320, 22080, 23106, 23368, 24384, 29210, 30480, 30808, 35052, 38510, 40640, 43815, 44160, 46212, 46736, 48768, 57765, 58420, 60960, 61616, 70104, 77020, 81280, 87630, 88573, 92424, 93472, 115530, 116840, 121920, 123232, 140208, 154040, 175260, 177146, 184848, 186944, 231060, 233680, 243840, 246464, 265719, 280416, 308080, 350520, 354292, 369696, 373888, 442865, 462120, 467360, 489077, 492928, 531438, 560832, 616160, 701040, 708584, 739392, 885730, 924240, 934720, 978154, 1062876, 1121664, 1232320, 1328595, 1402080, 1417168, 1467231, 1478784, 1771460, 1848480, 1869440, 1956308, 2125752, 2445385, 2464640, 2657190, 2804160, 2834336, 2934462, 3542920, 3696960, 3912616, 4251504, 4890770, 5314380, 5608320, 5668672, 5868924, 7085840, 7336155, 7393920, 7825232, 8503008, 9781540, 10628760, 11248771, 11337344, 11737848, 14171680, 14672310, 15650464, 17006016, 19563080, 21257520, 22497542, 23475696, 28343360, 29344620, 31300928, 33746313, 34012032, 39126160, 42515040, 44995084, 46951392, 56243855, 56686720, 58689240, 62601856, 67492626, 78252320, 85030080, 89990168, 93902784, 112487710, 117378480, 134985252, 156504640, 168731565, 170060160, 179980336, 187805568, 224975420, 234756960, 269970504, 313009280, 337463130, 359960672, 449950840, 469513920, 539941008, 674926260, 719921344, 899901680, 939027840, 1079882016, 1349852520, 1439842688, 1799803360, 2159764032, 2699705040, 3599606720, 4319528064, 5399410080, 7199213440, 10798820160, 21597640320]

約数ペア:

[(1, 21597640320), (2, 10798820160), (3, 7199213440), (4, 5399410080), (5, 4319528064), (6, 3599606720), (8, 2699705040), (10, 2159764032), (12, 1799803360), (15, 1439842688), (16, 1349852520), (20, 1079882016), (23, 939027840), (24, 899901680), (30, 719921344), (32, 674926260), (40, 539941008), (46, 469513920), (48, 449950840), (60, 359960672), (64, 337463130), (69, 313009280), (80, 269970504), (92, 234756960), (96, 224975420), (115, 187805568), (120, 179980336), (127, 170060160), (128, 168731565), (138, 156504640), (160, 134985252), (184, 117378480), (192, 112487710), (230, 93902784), (240, 89990168), (254, 85030080), (276, 78252320), (320, 67492626), (345, 62601856), (368, 58689240), (381, 56686720), (384, 56243855), (460, 46951392), (480, 44995084), (508, 42515040), (552, 39126160), (635, 34012032), (640, 33746313), (690, 31300928), (736, 29344620), (762, 28343360), (920, 23475696), (960, 22497542), (1016, 21257520), (1104, 19563080), (1270, 17006016), (1380, 15650464), (1472, 14672310), (1524, 14171680), (1840, 11737848), (1905, 11337344), (1920, 11248771), (2032, 10628760), (2208, 9781540), (2540, 8503008), (2760, 7825232), (2921, 7393920), (2944, 7336155), (3048, 7085840), (3680, 5868924), (3810, 5668672), (3851, 5608320), (4064, 5314380), (4416, 4890770), (5080, 4251504), (5520, 3912616), (5842, 3696960), (6096, 3542920), (7360, 2934462), (7620, 2834336), (7702, 2804160), (8128, 2657190), (8763, 2464640), (8832, 2445385), (10160, 2125752), (11040, 1956308), (11553, 1869440), (11684, 1848480), (12192, 1771460), (14605, 1478784), (14720, 1467231), (15240, 1417168), (15404, 1402080), (16256, 1328595), (17526, 1232320), (19255, 1121664), (20320, 1062876), (22080, 978154), (23106, 934720), (23368, 924240), (24384, 885730), (29210, 739392), (30480, 708584), (30808, 701040), (35052, 616160), (38510, 560832), (40640, 531438), (43815, 492928), (44160, 489077), (46212, 467360), (46736, 462120), (48768, 442865), (57765, 373888), (58420, 369696), (60960, 354292), (61616, 350520), (70104, 308080), (77020, 280416), (81280, 265719), (87630, 246464), (88573, 243840), (92424, 233680), (93472, 231060), (115530, 186944), (116840, 184848), (121920, 177146), (123232, 175260), (140208, 154040)]