276609280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6971}}^1$

素因数の和:7023

約数の個数: 72

約数和(自身を含む): 684036864

約数和(自身を除く): 407427584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6971, 7936, 9920, 13942, 19840, 27884, 34855, 39680, 55768, 69710, 111536, 139420, 216101, 223072, 278840, 432202, 446144, 557680, 864404, 892288, 1080505, 1115360, 1728808, 1784576, 2161010, 2230720, 3457616, 4322020, 4461440, 6915232, 8644040, 8922880, 13830464, 17288080, 27660928, 34576160, 55321856, 69152320, 138304640, 276609280]

約数ペア:

[(1, 276609280), (2, 138304640), (4, 69152320), (5, 55321856), (8, 34576160), (10, 27660928), (16, 17288080), (20, 13830464), (31, 8922880), (32, 8644040), (40, 6915232), (62, 4461440), (64, 4322020), (80, 3457616), (124, 2230720), (128, 2161010), (155, 1784576), (160, 1728808), (248, 1115360), (256, 1080505), (310, 892288), (320, 864404), (496, 557680), (620, 446144), (640, 432202), (992, 278840), (1240, 223072), (1280, 216101), (1984, 139420), (2480, 111536), (3968, 69710), (4960, 55768), (6971, 39680), (7936, 34855), (9920, 27884), (13942, 19840)]