17121960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 56160000

約数和(自身を除く): 39038040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 239, 360, 398, 478, 597, 717, 796, 956, 995, 1194, 1195, 1434, 1592, 1791, 1912, 1990, 2151, 2388, 2390, 2868, 2985, 3582, 3585, 3980, 4302, 4776, 4780, 5736, 5970, 7164, 7170, 7960, 8604, 8955, 9560, 10755, 11940, 14328, 14340, 17208, 17910, 21510, 23880, 28680, 35820, 43020, 47561, 71640, 86040, 95122, 142683, 190244, 237805, 285366, 380488, 428049, 475610, 570732, 713415, 856098, 951220, 1141464, 1426830, 1712196, 1902440, 2140245, 2853660, 3424392, 4280490, 5707320, 8560980, 17121960]

約数ペア:

[(1, 17121960), (2, 8560980), (3, 5707320), (4, 4280490), (5, 3424392), (6, 2853660), (8, 2140245), (9, 1902440), (10, 1712196), (12, 1426830), (15, 1141464), (18, 951220), (20, 856098), (24, 713415), (30, 570732), (36, 475610), (40, 428049), (45, 380488), (60, 285366), (72, 237805), (90, 190244), (120, 142683), (180, 95122), (199, 86040), (239, 71640), (360, 47561), (398, 43020), (478, 35820), (597, 28680), (717, 23880), (796, 21510), (956, 17910), (995, 17208), (1194, 14340), (1195, 14328), (1434, 11940), (1592, 10755), (1791, 9560), (1912, 8955), (1990, 8604), (2151, 7960), (2388, 7170), (2390, 7164), (2868, 5970), (2985, 5736), (3582, 4780), (3585, 4776), (3980, 4302)]