661968216

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1526

約数の個数: 192

約数和(自身を含む): 2239211520

約数和(自身を除く): 1577243304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 71, 72, 78, 84, 91, 104, 117, 126, 142, 156, 168, 182, 213, 234, 252, 273, 284, 312, 364, 426, 468, 497, 504, 546, 568, 639, 728, 819, 852, 923, 936, 994, 1092, 1278, 1423, 1491, 1638, 1704, 1846, 1988, 2184, 2556, 2769, 2846, 2982, 3276, 3692, 3976, 4269, 4473, 5112, 5538, 5692, 5964, 6461, 6552, 7384, 8307, 8538, 8946, 9961, 11076, 11384, 11928, 12807, 12922, 16614, 17076, 17892, 18499, 19383, 19922, 22152, 25614, 25844, 29883, 33228, 34152, 35784, 36998, 38766, 39844, 51228, 51688, 55497, 58149, 59766, 66456, 73996, 77532, 79688, 89649, 101033, 102456, 110994, 116298, 119532, 129493, 147992, 155064, 166491, 179298, 202066, 221988, 232596, 239064, 258986, 303099, 332982, 358596, 388479, 404132, 443976, 465192, 517972, 606198, 665964, 707231, 717192, 776958, 808264, 909297, 1035944, 1165437, 1212396, 1313429, 1331928, 1414462, 1553916, 1818594, 2121693, 2330874, 2424792, 2626858, 2828924, 3107832, 3637188, 3940287, 4243386, 4661748, 5253716, 5657848, 6365079, 7274376, 7880574, 8486772, 9194003, 9323496, 10507432, 11820861, 12730158, 15761148, 16973544, 18388006, 23641722, 25460316, 27582009, 31522296, 36776012, 47283444, 50920632, 55164018, 73552024, 82746027, 94566888, 110328036, 165492054, 220656072, 330984108, 661968216]

約数ペア:

[(1, 661968216), (2, 330984108), (3, 220656072), (4, 165492054), (6, 110328036), (7, 94566888), (8, 82746027), (9, 73552024), (12, 55164018), (13, 50920632), (14, 47283444), (18, 36776012), (21, 31522296), (24, 27582009), (26, 25460316), (28, 23641722), (36, 18388006), (39, 16973544), (42, 15761148), (52, 12730158), (56, 11820861), (63, 10507432), (71, 9323496), (72, 9194003), (78, 8486772), (84, 7880574), (91, 7274376), (104, 6365079), (117, 5657848), (126, 5253716), (142, 4661748), (156, 4243386), (168, 3940287), (182, 3637188), (213, 3107832), (234, 2828924), (252, 2626858), (273, 2424792), (284, 2330874), (312, 2121693), (364, 1818594), (426, 1553916), (468, 1414462), (497, 1331928), (504, 1313429), (546, 1212396), (568, 1165437), (639, 1035944), (728, 909297), (819, 808264), (852, 776958), (923, 717192), (936, 707231), (994, 665964), (1092, 606198), (1278, 517972), (1423, 465192), (1491, 443976), (1638, 404132), (1704, 388479), (1846, 358596), (1988, 332982), (2184, 303099), (2556, 258986), (2769, 239064), (2846, 232596), (2982, 221988), (3276, 202066), (3692, 179298), (3976, 166491), (4269, 155064), (4473, 147992), (5112, 129493), (5538, 119532), (5692, 116298), (5964, 110994), (6461, 102456), (6552, 101033), (7384, 89649), (8307, 79688), (8538, 77532), (8946, 73996), (9961, 66456), (11076, 59766), (11384, 58149), (11928, 55497), (12807, 51688), (12922, 51228), (16614, 39844), (17076, 38766), (17892, 36998), (18499, 35784), (19383, 34152), (19922, 33228), (22152, 29883), (25614, 25844)]