79279920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:907

約数の個数: 120

約数和(自身を含む): 268398000

約数和(自身を除く): 189118080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 739, 745, 894, 1192, 1341, 1478, 1490, 1788, 2217, 2235, 2384, 2682, 2956, 2980, 3576, 3695, 4434, 4470, 5364, 5912, 5960, 6651, 6705, 7152, 7390, 8868, 8940, 10728, 11085, 11824, 11920, 13302, 13410, 14780, 17736, 17880, 21456, 22170, 26604, 26820, 29560, 33255, 35472, 35760, 44340, 53208, 53640, 59120, 66510, 88680, 106416, 107280, 110111, 133020, 177360, 220222, 266040, 330333, 440444, 532080, 550555, 660666, 880888, 990999, 1101110, 1321332, 1651665, 1761776, 1981998, 2202220, 2642664, 3303330, 3963996, 4404440, 4954995, 5285328, 6606660, 7927992, 8808880, 9909990, 13213320, 15855984, 19819980, 26426640, 39639960, 79279920]

約数ペア:

[(1, 79279920), (2, 39639960), (3, 26426640), (4, 19819980), (5, 15855984), (6, 13213320), (8, 9909990), (9, 8808880), (10, 7927992), (12, 6606660), (15, 5285328), (16, 4954995), (18, 4404440), (20, 3963996), (24, 3303330), (30, 2642664), (36, 2202220), (40, 1981998), (45, 1761776), (48, 1651665), (60, 1321332), (72, 1101110), (80, 990999), (90, 880888), (120, 660666), (144, 550555), (149, 532080), (180, 440444), (240, 330333), (298, 266040), (360, 220222), (447, 177360), (596, 133020), (720, 110111), (739, 107280), (745, 106416), (894, 88680), (1192, 66510), (1341, 59120), (1478, 53640), (1490, 53208), (1788, 44340), (2217, 35760), (2235, 35472), (2384, 33255), (2682, 29560), (2956, 26820), (2980, 26604), (3576, 22170), (3695, 21456), (4434, 17880), (4470, 17736), (5364, 14780), (5912, 13410), (5960, 13302), (6651, 11920), (6705, 11824), (7152, 11085), (7390, 10728), (8868, 8940)]