83382320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 229003200

約数和(自身を除く): 145620880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 239, 245, 280, 356, 392, 445, 478, 490, 560, 623, 712, 784, 890, 956, 980, 1195, 1246, 1424, 1673, 1780, 1912, 1960, 2390, 2492, 3115, 3346, 3560, 3824, 3920, 4361, 4780, 4984, 6230, 6692, 7120, 8365, 8722, 9560, 9968, 11711, 12460, 13384, 16730, 17444, 19120, 21271, 21805, 23422, 24920, 26768, 33460, 34888, 42542, 43610, 46844, 49840, 58555, 66920, 69776, 85084, 87220, 93688, 106355, 117110, 133840, 148897, 170168, 174440, 187376, 212710, 234220, 297794, 340336, 348880, 425420, 468440, 595588, 744485, 850840, 936880, 1042279, 1191176, 1488970, 1701680, 2084558, 2382352, 2977940, 4169116, 5211395, 5955880, 8338232, 10422790, 11911760, 16676464, 20845580, 41691160, 83382320]

約数ペア:

[(1, 83382320), (2, 41691160), (4, 20845580), (5, 16676464), (7, 11911760), (8, 10422790), (10, 8338232), (14, 5955880), (16, 5211395), (20, 4169116), (28, 2977940), (35, 2382352), (40, 2084558), (49, 1701680), (56, 1488970), (70, 1191176), (80, 1042279), (89, 936880), (98, 850840), (112, 744485), (140, 595588), (178, 468440), (196, 425420), (239, 348880), (245, 340336), (280, 297794), (356, 234220), (392, 212710), (445, 187376), (478, 174440), (490, 170168), (560, 148897), (623, 133840), (712, 117110), (784, 106355), (890, 93688), (956, 87220), (980, 85084), (1195, 69776), (1246, 66920), (1424, 58555), (1673, 49840), (1780, 46844), (1912, 43610), (1960, 42542), (2390, 34888), (2492, 33460), (3115, 26768), (3346, 24920), (3560, 23422), (3824, 21805), (3920, 21271), (4361, 19120), (4780, 17444), (4984, 16730), (6230, 13384), (6692, 12460), (7120, 11711), (8365, 9968), (8722, 9560)]