211670340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 711535104

約数和(自身を除く): 499864764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 53, 60, 70, 74, 84, 105, 106, 111, 140, 148, 159, 185, 210, 212, 222, 257, 259, 265, 318, 370, 371, 420, 444, 514, 518, 530, 555, 636, 740, 742, 771, 777, 795, 1028, 1036, 1060, 1110, 1113, 1285, 1295, 1484, 1542, 1554, 1590, 1799, 1855, 1961, 2220, 2226, 2570, 2590, 3084, 3108, 3180, 3598, 3710, 3855, 3885, 3922, 4452, 5140, 5180, 5397, 5565, 5883, 7196, 7420, 7710, 7770, 7844, 8995, 9509, 9805, 10794, 11130, 11766, 13621, 13727, 15420, 15540, 17990, 19018, 19610, 21588, 22260, 23532, 26985, 27242, 27454, 28527, 29415, 35980, 38036, 39220, 40863, 41181, 47545, 53970, 54484, 54908, 57054, 58830, 66563, 68105, 68635, 81726, 82362, 95090, 95347, 107940, 114108, 117660, 133126, 136210, 137270, 142635, 163452, 164724, 190180, 190694, 199689, 204315, 205905, 266252, 272420, 274540, 285270, 286041, 332815, 381388, 399378, 408630, 411810, 476735, 503977, 570540, 572082, 665630, 798756, 817260, 823620, 953470, 998445, 1007954, 1144164, 1331260, 1430205, 1511931, 1906940, 1996890, 2015908, 2519885, 2860410, 3023862, 3527839, 3993780, 5039770, 5720820, 6047724, 7055678, 7559655, 10079540, 10583517, 14111356, 15119310, 17639195, 21167034, 30238620, 35278390, 42334068, 52917585, 70556780, 105835170, 211670340]

約数ペア:

[(1, 211670340), (2, 105835170), (3, 70556780), (4, 52917585), (5, 42334068), (6, 35278390), (7, 30238620), (10, 21167034), (12, 17639195), (14, 15119310), (15, 14111356), (20, 10583517), (21, 10079540), (28, 7559655), (30, 7055678), (35, 6047724), (37, 5720820), (42, 5039770), (53, 3993780), (60, 3527839), (70, 3023862), (74, 2860410), (84, 2519885), (105, 2015908), (106, 1996890), (111, 1906940), (140, 1511931), (148, 1430205), (159, 1331260), (185, 1144164), (210, 1007954), (212, 998445), (222, 953470), (257, 823620), (259, 817260), (265, 798756), (318, 665630), (370, 572082), (371, 570540), (420, 503977), (444, 476735), (514, 411810), (518, 408630), (530, 399378), (555, 381388), (636, 332815), (740, 286041), (742, 285270), (771, 274540), (777, 272420), (795, 266252), (1028, 205905), (1036, 204315), (1060, 199689), (1110, 190694), (1113, 190180), (1285, 164724), (1295, 163452), (1484, 142635), (1542, 137270), (1554, 136210), (1590, 133126), (1799, 117660), (1855, 114108), (1961, 107940), (2220, 95347), (2226, 95090), (2570, 82362), (2590, 81726), (3084, 68635), (3108, 68105), (3180, 66563), (3598, 58830), (3710, 57054), (3855, 54908), (3885, 54484), (3922, 53970), (4452, 47545), (5140, 41181), (5180, 40863), (5397, 39220), (5565, 38036), (5883, 35980), (7196, 29415), (7420, 28527), (7710, 27454), (7770, 27242), (7844, 26985), (8995, 23532), (9509, 22260), (9805, 21588), (10794, 19610), (11130, 19018), (11766, 17990), (13621, 15540), (13727, 15420)]