208439784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4500

約数の個数: 128

約数和(自身を含む): 683212800

約数和(自身を除く): 474773016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 434, 504, 558, 651, 744, 756, 837, 868, 1116, 1302, 1512, 1674, 1736, 1953, 2232, 2604, 3348, 3906, 4447, 5208, 5859, 6696, 7812, 8894, 11718, 13341, 15624, 17788, 23436, 26682, 31129, 35576, 40023, 46872, 53364, 62258, 80046, 93387, 106728, 120069, 124516, 137857, 160092, 186774, 240138, 249032, 275714, 280161, 320184, 373548, 413571, 480276, 551428, 560322, 747096, 827142, 840483, 960552, 964999, 1102856, 1120644, 1240713, 1654284, 1680966, 1929998, 2241288, 2481426, 2894997, 3308568, 3361932, 3722139, 3859996, 4962852, 5789994, 6723864, 7444278, 7719992, 8684991, 9925704, 11579988, 14888556, 17369982, 23159976, 26054973, 29777112, 34739964, 52109946, 69479928, 104219892, 208439784]

約数ペア:

[(1, 208439784), (2, 104219892), (3, 69479928), (4, 52109946), (6, 34739964), (7, 29777112), (8, 26054973), (9, 23159976), (12, 17369982), (14, 14888556), (18, 11579988), (21, 9925704), (24, 8684991), (27, 7719992), (28, 7444278), (31, 6723864), (36, 5789994), (42, 4962852), (54, 3859996), (56, 3722139), (62, 3361932), (63, 3308568), (72, 2894997), (84, 2481426), (93, 2241288), (108, 1929998), (124, 1680966), (126, 1654284), (168, 1240713), (186, 1120644), (189, 1102856), (216, 964999), (217, 960552), (248, 840483), (252, 827142), (279, 747096), (372, 560322), (378, 551428), (434, 480276), (504, 413571), (558, 373548), (651, 320184), (744, 280161), (756, 275714), (837, 249032), (868, 240138), (1116, 186774), (1302, 160092), (1512, 137857), (1674, 124516), (1736, 120069), (1953, 106728), (2232, 93387), (2604, 80046), (3348, 62258), (3906, 53364), (4447, 46872), (5208, 40023), (5859, 35576), (6696, 31129), (7812, 26682), (8894, 23436), (11718, 17788), (13341, 15624)]