261162240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:3004

約数の個数: 144

約数和(自身を含む): 870645888

約数和(自身を除く): 609483648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 2957, 3680, 3840, 4416, 5520, 5888, 5914, 7360, 8832, 8871, 11040, 11828, 14720, 14785, 17664, 17742, 22080, 23656, 29440, 29570, 35484, 44160, 44355, 47312, 59140, 68011, 70968, 88320, 88710, 94624, 118280, 136022, 141936, 177420, 189248, 204033, 236560, 272044, 283872, 340055, 354840, 378496, 408066, 473120, 544088, 567744, 680110, 709680, 756992, 816132, 946240, 1020165, 1088176, 1135488, 1360220, 1419360, 1632264, 1892480, 2040330, 2176352, 2270976, 2720440, 2838720, 3264528, 3784960, 4080660, 4352704, 5440880, 5677440, 6529056, 8161320, 8705408, 10881760, 11354880, 13058112, 16322640, 17410816, 21763520, 26116224, 32645280, 43527040, 52232448, 65290560, 87054080, 130581120, 261162240]

約数ペア:

[(1, 261162240), (2, 130581120), (3, 87054080), (4, 65290560), (5, 52232448), (6, 43527040), (8, 32645280), (10, 26116224), (12, 21763520), (15, 17410816), (16, 16322640), (20, 13058112), (23, 11354880), (24, 10881760), (30, 8705408), (32, 8161320), (40, 6529056), (46, 5677440), (48, 5440880), (60, 4352704), (64, 4080660), (69, 3784960), (80, 3264528), (92, 2838720), (96, 2720440), (115, 2270976), (120, 2176352), (128, 2040330), (138, 1892480), (160, 1632264), (184, 1419360), (192, 1360220), (230, 1135488), (240, 1088176), (256, 1020165), (276, 946240), (320, 816132), (345, 756992), (368, 709680), (384, 680110), (460, 567744), (480, 544088), (552, 473120), (640, 408066), (690, 378496), (736, 354840), (768, 340055), (920, 283872), (960, 272044), (1104, 236560), (1280, 204033), (1380, 189248), (1472, 177420), (1840, 141936), (1920, 136022), (2208, 118280), (2760, 94624), (2944, 88710), (2957, 88320), (3680, 70968), (3840, 68011), (4416, 59140), (5520, 47312), (5888, 44355), (5914, 44160), (7360, 35484), (8832, 29570), (8871, 29440), (11040, 23656), (11828, 22080), (14720, 17742), (14785, 17664)]