118980480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2052

約数の個数: 128

約数和(自身を含む): 391680000

約数和(自身を除く): 272699520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 1999, 2480, 2976, 3720, 3968, 3998, 4960, 5952, 5997, 7440, 7996, 9920, 9995, 11904, 11994, 14880, 15992, 19840, 19990, 23988, 29760, 29985, 31984, 39980, 47976, 59520, 59970, 61969, 63968, 79960, 95952, 119940, 123938, 127936, 159920, 185907, 191904, 239880, 247876, 255872, 309845, 319840, 371814, 383808, 479760, 495752, 619690, 639680, 743628, 767616, 929535, 959520, 991504, 1239380, 1279360, 1487256, 1859070, 1919040, 1983008, 2478760, 2974512, 3718140, 3838080, 3966016, 4957520, 5949024, 7436280, 7932032, 9915040, 11898048, 14872560, 19830080, 23796096, 29745120, 39660160, 59490240, 118980480]

約数ペア:

[(1, 118980480), (2, 59490240), (3, 39660160), (4, 29745120), (5, 23796096), (6, 19830080), (8, 14872560), (10, 11898048), (12, 9915040), (15, 7932032), (16, 7436280), (20, 5949024), (24, 4957520), (30, 3966016), (31, 3838080), (32, 3718140), (40, 2974512), (48, 2478760), (60, 1983008), (62, 1919040), (64, 1859070), (80, 1487256), (93, 1279360), (96, 1239380), (120, 991504), (124, 959520), (128, 929535), (155, 767616), (160, 743628), (186, 639680), (192, 619690), (240, 495752), (248, 479760), (310, 383808), (320, 371814), (372, 319840), (384, 309845), (465, 255872), (480, 247876), (496, 239880), (620, 191904), (640, 185907), (744, 159920), (930, 127936), (960, 123938), (992, 119940), (1240, 95952), (1488, 79960), (1860, 63968), (1920, 61969), (1984, 59970), (1999, 59520), (2480, 47976), (2976, 39980), (3720, 31984), (3968, 29985), (3998, 29760), (4960, 23988), (5952, 19990), (5997, 19840), (7440, 15992), (7996, 14880), (9920, 11994), (9995, 11904)]