287028480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{74747}}^1$

素因数の和:74771

約数の個数: 72

約数和(自身を含む): 916709472

約数和(自身を除く): 629680992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 74747, 149494, 224241, 298988, 373735, 448482, 597976, 747470, 896964, 1121205, 1195952, 1494940, 1793928, 2242410, 2391904, 2989880, 3587856, 4484820, 4783808, 5979760, 7175712, 8969640, 9567616, 11959520, 14351424, 17939280, 19135232, 23919040, 28702848, 35878560, 47838080, 57405696, 71757120, 95676160, 143514240, 287028480]

約数ペア:

[(1, 287028480), (2, 143514240), (3, 95676160), (4, 71757120), (5, 57405696), (6, 47838080), (8, 35878560), (10, 28702848), (12, 23919040), (15, 19135232), (16, 17939280), (20, 14351424), (24, 11959520), (30, 9567616), (32, 8969640), (40, 7175712), (48, 5979760), (60, 4783808), (64, 4484820), (80, 3587856), (96, 2989880), (120, 2391904), (128, 2242410), (160, 1793928), (192, 1494940), (240, 1195952), (256, 1121205), (320, 896964), (384, 747470), (480, 597976), (640, 448482), (768, 373735), (960, 298988), (1280, 224241), (1920, 149494), (3840, 74747)]