7142040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 25272000

約数和(自身を除く): 18129960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 389, 408, 459, 510, 540, 612, 680, 765, 778, 918, 1020, 1080, 1167, 1224, 1530, 1556, 1836, 1945, 2040, 2295, 2334, 3060, 3112, 3501, 3672, 3890, 4590, 4668, 5835, 6120, 6613, 7002, 7780, 9180, 9336, 10503, 11670, 13226, 14004, 15560, 17505, 18360, 19839, 21006, 23340, 26452, 28008, 33065, 35010, 39678, 42012, 46680, 52515, 52904, 59517, 66130, 70020, 79356, 84024, 99195, 105030, 119034, 132260, 140040, 158712, 178551, 198390, 210060, 238068, 264520, 297585, 357102, 396780, 420120, 476136, 595170, 714204, 793560, 892755, 1190340, 1428408, 1785510, 2380680, 3571020, 7142040]

約数ペア:

[(1, 7142040), (2, 3571020), (3, 2380680), (4, 1785510), (5, 1428408), (6, 1190340), (8, 892755), (9, 793560), (10, 714204), (12, 595170), (15, 476136), (17, 420120), (18, 396780), (20, 357102), (24, 297585), (27, 264520), (30, 238068), (34, 210060), (36, 198390), (40, 178551), (45, 158712), (51, 140040), (54, 132260), (60, 119034), (68, 105030), (72, 99195), (85, 84024), (90, 79356), (102, 70020), (108, 66130), (120, 59517), (135, 52904), (136, 52515), (153, 46680), (170, 42012), (180, 39678), (204, 35010), (216, 33065), (255, 28008), (270, 26452), (306, 23340), (340, 21006), (360, 19839), (389, 18360), (408, 17505), (459, 15560), (510, 14004), (540, 13226), (612, 11670), (680, 10503), (765, 9336), (778, 9180), (918, 7780), (1020, 7002), (1080, 6613), (1167, 6120), (1224, 5835), (1530, 4668), (1556, 4590), (1836, 3890), (1945, 3672), (2040, 3501), (2295, 3112), (2334, 3060)]