248312960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1358

約数の個数: 128

約数和(自身を含む): 694742400

約数和(自身を除く): 446429440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 640, 688, 860, 896, 1120, 1204, 1289, 1376, 1505, 1720, 2240, 2408, 2578, 2752, 3010, 3440, 4480, 4816, 5156, 5504, 6020, 6445, 6880, 9023, 9632, 10312, 12040, 12890, 13760, 18046, 19264, 20624, 24080, 25780, 27520, 36092, 38528, 41248, 45115, 48160, 51560, 55427, 72184, 82496, 90230, 96320, 103120, 110854, 144368, 164992, 180460, 192640, 206240, 221708, 277135, 288736, 360920, 387989, 412480, 443416, 554270, 577472, 721840, 775978, 824960, 886832, 1108540, 1154944, 1443680, 1551956, 1773664, 1939945, 2217080, 2887360, 3103912, 3547328, 3879890, 4434160, 5774720, 6207824, 7094656, 7759780, 8868320, 12415648, 15519560, 17736640, 24831296, 31039120, 35473280, 49662592, 62078240, 124156480, 248312960]

約数ペア:

[(1, 248312960), (2, 124156480), (4, 62078240), (5, 49662592), (7, 35473280), (8, 31039120), (10, 24831296), (14, 17736640), (16, 15519560), (20, 12415648), (28, 8868320), (32, 7759780), (35, 7094656), (40, 6207824), (43, 5774720), (56, 4434160), (64, 3879890), (70, 3547328), (80, 3103912), (86, 2887360), (112, 2217080), (128, 1939945), (140, 1773664), (160, 1551956), (172, 1443680), (215, 1154944), (224, 1108540), (280, 886832), (301, 824960), (320, 775978), (344, 721840), (430, 577472), (448, 554270), (560, 443416), (602, 412480), (640, 387989), (688, 360920), (860, 288736), (896, 277135), (1120, 221708), (1204, 206240), (1289, 192640), (1376, 180460), (1505, 164992), (1720, 144368), (2240, 110854), (2408, 103120), (2578, 96320), (2752, 90230), (3010, 82496), (3440, 72184), (4480, 55427), (4816, 51560), (5156, 48160), (5504, 45115), (6020, 41248), (6445, 38528), (6880, 36092), (9023, 27520), (9632, 25780), (10312, 24080), (12040, 20624), (12890, 19264), (13760, 18046)]