209737280

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:376

約数の個数: 112

約数和(自身を含む): 524225520

約数和(自身を除く): 314488240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 97, 116, 145, 160, 194, 232, 233, 290, 320, 388, 464, 466, 485, 580, 776, 928, 932, 970, 1160, 1165, 1552, 1856, 1864, 1940, 2320, 2330, 2813, 3104, 3728, 3880, 4640, 4660, 5626, 6208, 6757, 7456, 7760, 9280, 9320, 11252, 13514, 14065, 14912, 15520, 18640, 22504, 22601, 27028, 28130, 31040, 33785, 37280, 45008, 45202, 54056, 56260, 67570, 74560, 90016, 90404, 108112, 112520, 113005, 135140, 180032, 180808, 216224, 225040, 226010, 270280, 361616, 432448, 450080, 452020, 540560, 655429, 723232, 900160, 904040, 1081120, 1310858, 1446464, 1808080, 2162240, 2621716, 3277145, 3616160, 5243432, 6554290, 7232320, 10486864, 13108580, 20973728, 26217160, 41947456, 52434320, 104868640, 209737280]

約数ペア:

[(1, 209737280), (2, 104868640), (4, 52434320), (5, 41947456), (8, 26217160), (10, 20973728), (16, 13108580), (20, 10486864), (29, 7232320), (32, 6554290), (40, 5243432), (58, 3616160), (64, 3277145), (80, 2621716), (97, 2162240), (116, 1808080), (145, 1446464), (160, 1310858), (194, 1081120), (232, 904040), (233, 900160), (290, 723232), (320, 655429), (388, 540560), (464, 452020), (466, 450080), (485, 432448), (580, 361616), (776, 270280), (928, 226010), (932, 225040), (970, 216224), (1160, 180808), (1165, 180032), (1552, 135140), (1856, 113005), (1864, 112520), (1940, 108112), (2320, 90404), (2330, 90016), (2813, 74560), (3104, 67570), (3728, 56260), (3880, 54056), (4640, 45202), (4660, 45008), (5626, 37280), (6208, 33785), (6757, 31040), (7456, 28130), (7760, 27028), (9280, 22601), (9320, 22504), (11252, 18640), (13514, 15520), (14065, 14912)]