221909760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{6421}}^1$

素因数の和:6451

約数の個数: 144

約数和(自身を含む): 787594080

約数和(自身を除く): 565684320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6421, 6912, 8640, 11520, 12842, 17280, 19263, 25684, 32105, 34560, 38526, 51368, 57789, 64210, 77052, 96315, 102736, 115578, 128420, 154104, 173367, 192630, 205472, 231156, 256840, 288945, 308208, 346734, 385260, 410944, 462312, 513680, 577890, 616416, 693468, 770520, 821888, 866835, 924624, 1027360, 1155780, 1232832, 1386936, 1541040, 1643776, 1733670, 1849248, 2054720, 2311560, 2465664, 2773872, 3082080, 3467340, 3698496, 4109440, 4623120, 4931328, 5547744, 6164160, 6934680, 7396992, 8218880, 9246240, 11095488, 12328320, 13869360, 14793984, 18492480, 22190976, 24656640, 27738720, 36984960, 44381952, 55477440, 73969920, 110954880, 221909760]

約数ペア:

[(1, 221909760), (2, 110954880), (3, 73969920), (4, 55477440), (5, 44381952), (6, 36984960), (8, 27738720), (9, 24656640), (10, 22190976), (12, 18492480), (15, 14793984), (16, 13869360), (18, 12328320), (20, 11095488), (24, 9246240), (27, 8218880), (30, 7396992), (32, 6934680), (36, 6164160), (40, 5547744), (45, 4931328), (48, 4623120), (54, 4109440), (60, 3698496), (64, 3467340), (72, 3082080), (80, 2773872), (90, 2465664), (96, 2311560), (108, 2054720), (120, 1849248), (128, 1733670), (135, 1643776), (144, 1541040), (160, 1386936), (180, 1232832), (192, 1155780), (216, 1027360), (240, 924624), (256, 866835), (270, 821888), (288, 770520), (320, 693468), (360, 616416), (384, 577890), (432, 513680), (480, 462312), (540, 410944), (576, 385260), (640, 346734), (720, 308208), (768, 288945), (864, 256840), (960, 231156), (1080, 205472), (1152, 192630), (1280, 173367), (1440, 154104), (1728, 128420), (1920, 115578), (2160, 102736), (2304, 96315), (2880, 77052), (3456, 64210), (3840, 57789), (4320, 51368), (5760, 38526), (6421, 34560), (6912, 32105), (8640, 25684), (11520, 19263), (12842, 17280)]