75927680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 193881600

約数和(自身を除く): 117953920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 89, 124, 128, 155, 160, 172, 178, 215, 248, 310, 320, 344, 356, 430, 445, 496, 620, 640, 688, 712, 860, 890, 992, 1240, 1333, 1376, 1424, 1720, 1780, 1984, 2480, 2666, 2752, 2759, 2848, 3440, 3560, 3827, 3968, 4960, 5332, 5504, 5518, 5696, 6665, 6880, 7120, 7654, 9920, 10664, 11036, 11392, 13330, 13760, 13795, 14240, 15308, 19135, 19840, 21328, 22072, 26660, 27520, 27590, 28480, 30616, 38270, 42656, 44144, 53320, 55180, 56960, 61232, 76540, 85312, 88288, 106640, 110360, 118637, 122464, 153080, 170624, 176576, 213280, 220720, 237274, 244928, 306160, 353152, 426560, 441440, 474548, 489856, 593185, 612320, 853120, 882880, 949096, 1186370, 1224640, 1765760, 1898192, 2372740, 2449280, 3796384, 4745480, 7592768, 9490960, 15185536, 18981920, 37963840, 75927680]

約数ペア:

[(1, 75927680), (2, 37963840), (4, 18981920), (5, 15185536), (8, 9490960), (10, 7592768), (16, 4745480), (20, 3796384), (31, 2449280), (32, 2372740), (40, 1898192), (43, 1765760), (62, 1224640), (64, 1186370), (80, 949096), (86, 882880), (89, 853120), (124, 612320), (128, 593185), (155, 489856), (160, 474548), (172, 441440), (178, 426560), (215, 353152), (248, 306160), (310, 244928), (320, 237274), (344, 220720), (356, 213280), (430, 176576), (445, 170624), (496, 153080), (620, 122464), (640, 118637), (688, 110360), (712, 106640), (860, 88288), (890, 85312), (992, 76540), (1240, 61232), (1333, 56960), (1376, 55180), (1424, 53320), (1720, 44144), (1780, 42656), (1984, 38270), (2480, 30616), (2666, 28480), (2752, 27590), (2759, 27520), (2848, 26660), (3440, 22072), (3560, 21328), (3827, 19840), (3968, 19135), (4960, 15308), (5332, 14240), (5504, 13795), (5518, 13760), (5696, 13330), (6665, 11392), (6880, 11036), (7120, 10664), (7654, 9920)]