142993440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:719

約数の個数: 144

約数和(自身を含む): 491400000

約数和(自身を除く): 348406560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 240, 288, 360, 398, 480, 499, 597, 720, 796, 995, 998, 1194, 1440, 1497, 1592, 1791, 1990, 1996, 2388, 2495, 2985, 2994, 3184, 3582, 3980, 3992, 4491, 4776, 4990, 5970, 5988, 6368, 7164, 7485, 7960, 7984, 8955, 8982, 9552, 9980, 11940, 11976, 14328, 14970, 15920, 15968, 17910, 17964, 19104, 19960, 22455, 23880, 23952, 28656, 29940, 31840, 35820, 35928, 39920, 44910, 47760, 47904, 57312, 59880, 71640, 71856, 79840, 89820, 95520, 99301, 119760, 143280, 143712, 179640, 198602, 239520, 286560, 297903, 359280, 397204, 496505, 595806, 718560, 794408, 893709, 993010, 1191612, 1489515, 1588816, 1787418, 1986020, 2383224, 2979030, 3177632, 3574836, 3972040, 4468545, 4766448, 5958060, 7149672, 7944080, 8937090, 9532896, 11916120, 14299344, 15888160, 17874180, 23832240, 28598688, 35748360, 47664480, 71496720, 142993440]

約数ペア:

[(1, 142993440), (2, 71496720), (3, 47664480), (4, 35748360), (5, 28598688), (6, 23832240), (8, 17874180), (9, 15888160), (10, 14299344), (12, 11916120), (15, 9532896), (16, 8937090), (18, 7944080), (20, 7149672), (24, 5958060), (30, 4766448), (32, 4468545), (36, 3972040), (40, 3574836), (45, 3177632), (48, 2979030), (60, 2383224), (72, 1986020), (80, 1787418), (90, 1588816), (96, 1489515), (120, 1191612), (144, 993010), (160, 893709), (180, 794408), (199, 718560), (240, 595806), (288, 496505), (360, 397204), (398, 359280), (480, 297903), (499, 286560), (597, 239520), (720, 198602), (796, 179640), (995, 143712), (998, 143280), (1194, 119760), (1440, 99301), (1497, 95520), (1592, 89820), (1791, 79840), (1990, 71856), (1996, 71640), (2388, 59880), (2495, 57312), (2985, 47904), (2994, 47760), (3184, 44910), (3582, 39920), (3980, 35928), (3992, 35820), (4491, 31840), (4776, 29940), (4990, 28656), (5970, 23952), (5988, 23880), (6368, 22455), (7164, 19960), (7485, 19104), (7960, 17964), (7984, 17910), (8955, 15968), (8982, 15920), (9552, 14970), (9980, 14328), (11940, 11976)]