289606720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1692

約数の個数: 112

約数和(自身を含む): 760415040

約数和(自身を除く): 470808320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 520, 559, 688, 832, 860, 1040, 1118, 1376, 1619, 1720, 2080, 2236, 2752, 2795, 3238, 3440, 4160, 4472, 5590, 6476, 6880, 8095, 8944, 11180, 12952, 13760, 16190, 17888, 21047, 22360, 25904, 32380, 35776, 42094, 44720, 51808, 64760, 69617, 84188, 89440, 103616, 105235, 129520, 139234, 168376, 178880, 210470, 259040, 278468, 336752, 348085, 420940, 518080, 556936, 673504, 696170, 841880, 905021, 1113872, 1347008, 1392340, 1683760, 1810042, 2227744, 2784680, 3367520, 3620084, 4455488, 4525105, 5569360, 6735040, 7240168, 9050210, 11138720, 14480336, 18100420, 22277440, 28960672, 36200840, 57921344, 72401680, 144803360, 289606720]

約数ペア:

[(1, 289606720), (2, 144803360), (4, 72401680), (5, 57921344), (8, 36200840), (10, 28960672), (13, 22277440), (16, 18100420), (20, 14480336), (26, 11138720), (32, 9050210), (40, 7240168), (43, 6735040), (52, 5569360), (64, 4525105), (65, 4455488), (80, 3620084), (86, 3367520), (104, 2784680), (130, 2227744), (160, 1810042), (172, 1683760), (208, 1392340), (215, 1347008), (260, 1113872), (320, 905021), (344, 841880), (416, 696170), (430, 673504), (520, 556936), (559, 518080), (688, 420940), (832, 348085), (860, 336752), (1040, 278468), (1118, 259040), (1376, 210470), (1619, 178880), (1720, 168376), (2080, 139234), (2236, 129520), (2752, 105235), (2795, 103616), (3238, 89440), (3440, 84188), (4160, 69617), (4472, 64760), (5590, 51808), (6476, 44720), (6880, 42094), (8095, 35776), (8944, 32380), (11180, 25904), (12952, 22360), (13760, 21047), (16190, 17888)]