28122240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 91163520

約数和(自身を除く): 63041280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 151, 160, 192, 194, 240, 291, 302, 320, 384, 388, 453, 480, 485, 582, 604, 640, 755, 776, 906, 960, 970, 1164, 1208, 1455, 1510, 1552, 1812, 1920, 1940, 2265, 2328, 2416, 2910, 3020, 3104, 3624, 3880, 4530, 4656, 4832, 5820, 6040, 6208, 7248, 7760, 9060, 9312, 9664, 11640, 12080, 12416, 14496, 14647, 15520, 18120, 18624, 19328, 23280, 24160, 28992, 29294, 31040, 36240, 37248, 43941, 46560, 48320, 57984, 58588, 62080, 72480, 73235, 87882, 93120, 96640, 117176, 144960, 146470, 175764, 186240, 219705, 234352, 289920, 292940, 351528, 439410, 468704, 585880, 703056, 878820, 937408, 1171760, 1406112, 1757640, 1874816, 2343520, 2812224, 3515280, 4687040, 5624448, 7030560, 9374080, 14061120, 28122240]

約数ペア:

[(1, 28122240), (2, 14061120), (3, 9374080), (4, 7030560), (5, 5624448), (6, 4687040), (8, 3515280), (10, 2812224), (12, 2343520), (15, 1874816), (16, 1757640), (20, 1406112), (24, 1171760), (30, 937408), (32, 878820), (40, 703056), (48, 585880), (60, 468704), (64, 439410), (80, 351528), (96, 292940), (97, 289920), (120, 234352), (128, 219705), (151, 186240), (160, 175764), (192, 146470), (194, 144960), (240, 117176), (291, 96640), (302, 93120), (320, 87882), (384, 73235), (388, 72480), (453, 62080), (480, 58588), (485, 57984), (582, 48320), (604, 46560), (640, 43941), (755, 37248), (776, 36240), (906, 31040), (960, 29294), (970, 28992), (1164, 24160), (1208, 23280), (1455, 19328), (1510, 18624), (1552, 18120), (1812, 15520), (1920, 14647), (1940, 14496), (2265, 12416), (2328, 12080), (2416, 11640), (2910, 9664), (3020, 9312), (3104, 9060), (3624, 7760), (3880, 7248), (4530, 6208), (4656, 6040), (4832, 5820)]