505258880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3889}}^1$

素因数の和:3944

約数の個数: 128

約数和(自身を含む): 1428408000

約数和(自身を除く): 923149120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2240, 2320, 3248, 3712, 3889, 4060, 4480, 4640, 6496, 7778, 8120, 9280, 12992, 15556, 16240, 18560, 19445, 25984, 27223, 31112, 32480, 38890, 54446, 62224, 64960, 77780, 108892, 112781, 124448, 129920, 136115, 155560, 217784, 225562, 248896, 272230, 311120, 435568, 451124, 497792, 544460, 563905, 622240, 789467, 871136, 902248, 1088920, 1127810, 1244480, 1578934, 1742272, 1804496, 2177840, 2255620, 2488960, 3157868, 3484544, 3608992, 3947335, 4355680, 4511240, 6315736, 7217984, 7894670, 8711360, 9022480, 12631472, 14435968, 15789340, 17422720, 18044960, 25262944, 31578680, 36089920, 50525888, 63157360, 72179840, 101051776, 126314720, 252629440, 505258880]

約数ペア:

[(1, 505258880), (2, 252629440), (4, 126314720), (5, 101051776), (7, 72179840), (8, 63157360), (10, 50525888), (14, 36089920), (16, 31578680), (20, 25262944), (28, 18044960), (29, 17422720), (32, 15789340), (35, 14435968), (40, 12631472), (56, 9022480), (58, 8711360), (64, 7894670), (70, 7217984), (80, 6315736), (112, 4511240), (116, 4355680), (128, 3947335), (140, 3608992), (145, 3484544), (160, 3157868), (203, 2488960), (224, 2255620), (232, 2177840), (280, 1804496), (290, 1742272), (320, 1578934), (406, 1244480), (448, 1127810), (464, 1088920), (560, 902248), (580, 871136), (640, 789467), (812, 622240), (896, 563905), (928, 544460), (1015, 497792), (1120, 451124), (1160, 435568), (1624, 311120), (1856, 272230), (2030, 248896), (2240, 225562), (2320, 217784), (3248, 155560), (3712, 136115), (3889, 129920), (4060, 124448), (4480, 112781), (4640, 108892), (6496, 77780), (7778, 64960), (8120, 62224), (9280, 54446), (12992, 38890), (15556, 32480), (16240, 31112), (18560, 27223), (19445, 25984)]