209460552

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1171

約数の個数: 128

約数和(自身を含む): 635043840

約数和(自身を除く): 425583288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 37, 42, 56, 62, 74, 84, 93, 111, 124, 148, 168, 186, 217, 222, 248, 259, 296, 372, 434, 444, 518, 651, 744, 777, 868, 888, 1036, 1087, 1147, 1302, 1554, 1736, 2072, 2174, 2294, 2604, 3108, 3261, 3441, 4348, 4588, 5208, 6216, 6522, 6882, 7609, 8029, 8696, 9176, 13044, 13764, 15218, 16058, 22827, 24087, 26088, 27528, 30436, 32116, 33697, 40219, 45654, 48174, 60872, 64232, 67394, 80438, 91308, 96348, 101091, 120657, 134788, 160876, 182616, 192696, 202182, 235879, 241314, 269576, 281533, 321752, 404364, 471758, 482628, 563066, 707637, 808728, 844599, 943516, 965256, 1126132, 1246789, 1415274, 1689198, 1887032, 2252264, 2493578, 2830548, 3378396, 3740367, 4987156, 5661096, 6756792, 7480734, 8727523, 9974312, 14961468, 17455046, 26182569, 29922936, 34910092, 52365138, 69820184, 104730276, 209460552]

約数ペア:

[(1, 209460552), (2, 104730276), (3, 69820184), (4, 52365138), (6, 34910092), (7, 29922936), (8, 26182569), (12, 17455046), (14, 14961468), (21, 9974312), (24, 8727523), (28, 7480734), (31, 6756792), (37, 5661096), (42, 4987156), (56, 3740367), (62, 3378396), (74, 2830548), (84, 2493578), (93, 2252264), (111, 1887032), (124, 1689198), (148, 1415274), (168, 1246789), (186, 1126132), (217, 965256), (222, 943516), (248, 844599), (259, 808728), (296, 707637), (372, 563066), (434, 482628), (444, 471758), (518, 404364), (651, 321752), (744, 281533), (777, 269576), (868, 241314), (888, 235879), (1036, 202182), (1087, 192696), (1147, 182616), (1302, 160876), (1554, 134788), (1736, 120657), (2072, 101091), (2174, 96348), (2294, 91308), (2604, 80438), (3108, 67394), (3261, 64232), (3441, 60872), (4348, 48174), (4588, 45654), (5208, 40219), (6216, 33697), (6522, 32116), (6882, 30436), (7609, 27528), (8029, 26088), (8696, 24087), (9176, 22827), (13044, 16058), (13764, 15218)]