248939040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1791

約数の個数: 192

約数和(自身を含む): 917554176

約数和(自身を除く): 668615136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 210, 215, 224, 240, 258, 280, 301, 336, 344, 420, 430, 480, 516, 560, 602, 645, 672, 688, 840, 860, 903, 1032, 1120, 1204, 1290, 1376, 1505, 1680, 1720, 1723, 1806, 2064, 2408, 2580, 3010, 3360, 3440, 3446, 3612, 4128, 4515, 4816, 5160, 5169, 6020, 6880, 6892, 7224, 8615, 9030, 9632, 10320, 10338, 12040, 12061, 13784, 14448, 17230, 18060, 20640, 20676, 24080, 24122, 25845, 27568, 28896, 34460, 36120, 36183, 41352, 48160, 48244, 51690, 55136, 60305, 68920, 72240, 72366, 74089, 82704, 96488, 103380, 120610, 137840, 144480, 144732, 148178, 165408, 180915, 192976, 206760, 222267, 241220, 275680, 289464, 296356, 361830, 370445, 385952, 413520, 444534, 482440, 518623, 578928, 592712, 723660, 740890, 827040, 889068, 964880, 1037246, 1111335, 1157856, 1185424, 1447320, 1481780, 1555869, 1778136, 1929760, 2074492, 2222670, 2370848, 2593115, 2894640, 2963560, 3111738, 3556272, 4148984, 4445340, 5186230, 5789280, 5927120, 6223476, 7112544, 7779345, 8297968, 8890680, 10372460, 11854240, 12446952, 15558690, 16595936, 17781360, 20744920, 24893904, 31117380, 35562720, 41489840, 49787808, 62234760, 82979680, 124469520, 248939040]

約数ペア:

[(1, 248939040), (2, 124469520), (3, 82979680), (4, 62234760), (5, 49787808), (6, 41489840), (7, 35562720), (8, 31117380), (10, 24893904), (12, 20744920), (14, 17781360), (15, 16595936), (16, 15558690), (20, 12446952), (21, 11854240), (24, 10372460), (28, 8890680), (30, 8297968), (32, 7779345), (35, 7112544), (40, 6223476), (42, 5927120), (43, 5789280), (48, 5186230), (56, 4445340), (60, 4148984), (70, 3556272), (80, 3111738), (84, 2963560), (86, 2894640), (96, 2593115), (105, 2370848), (112, 2222670), (120, 2074492), (129, 1929760), (140, 1778136), (160, 1555869), (168, 1481780), (172, 1447320), (210, 1185424), (215, 1157856), (224, 1111335), (240, 1037246), (258, 964880), (280, 889068), (301, 827040), (336, 740890), (344, 723660), (420, 592712), (430, 578928), (480, 518623), (516, 482440), (560, 444534), (602, 413520), (645, 385952), (672, 370445), (688, 361830), (840, 296356), (860, 289464), (903, 275680), (1032, 241220), (1120, 222267), (1204, 206760), (1290, 192976), (1376, 180915), (1505, 165408), (1680, 148178), (1720, 144732), (1723, 144480), (1806, 137840), (2064, 120610), (2408, 103380), (2580, 96488), (3010, 82704), (3360, 74089), (3440, 72366), (3446, 72240), (3612, 68920), (4128, 60305), (4515, 55136), (4816, 51690), (5160, 48244), (5169, 48160), (6020, 41352), (6880, 36183), (6892, 36120), (7224, 34460), (8615, 28896), (9030, 27568), (9632, 25845), (10320, 24122), (10338, 24080), (12040, 20676), (12061, 20640), (13784, 18060), (14448, 17230)]