408961568

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 860569920

約数和(自身を除く): 451608352

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 61, 67, 106, 118, 122, 134, 212, 236, 244, 268, 424, 472, 488, 536, 848, 944, 976, 1072, 1696, 1888, 1952, 2144, 3127, 3233, 3551, 3599, 3953, 4087, 6254, 6466, 7102, 7198, 7906, 8174, 12508, 12932, 14204, 14396, 15812, 16348, 25016, 25864, 28408, 28792, 31624, 32696, 50032, 51728, 56816, 57584, 63248, 65392, 100064, 103456, 113632, 115168, 126496, 130784, 190747, 209509, 216611, 241133, 381494, 419018, 433222, 482266, 762988, 838036, 866444, 964532, 1525976, 1676072, 1732888, 1929064, 3051952, 3352144, 3465776, 3858128, 6103904, 6704288, 6931552, 7716256, 12780049, 25560098, 51120196, 102240392, 204480784, 408961568]

約数ペア:

[(1, 408961568), (2, 204480784), (4, 102240392), (8, 51120196), (16, 25560098), (32, 12780049), (53, 7716256), (59, 6931552), (61, 6704288), (67, 6103904), (106, 3858128), (118, 3465776), (122, 3352144), (134, 3051952), (212, 1929064), (236, 1732888), (244, 1676072), (268, 1525976), (424, 964532), (472, 866444), (488, 838036), (536, 762988), (848, 482266), (944, 433222), (976, 419018), (1072, 381494), (1696, 241133), (1888, 216611), (1952, 209509), (2144, 190747), (3127, 130784), (3233, 126496), (3551, 115168), (3599, 113632), (3953, 103456), (4087, 100064), (6254, 65392), (6466, 63248), (7102, 57584), (7198, 56816), (7906, 51728), (8174, 50032), (12508, 32696), (12932, 31624), (14204, 28792), (14396, 28408), (15812, 25864), (16348, 25016)]