319609920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:465

約数の個数: 224

約数和(自身を含む): 1170432000

約数和(自身を除く): 850822080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 199, 210, 224, 239, 240, 280, 320, 336, 398, 420, 448, 478, 480, 560, 597, 672, 717, 796, 840, 956, 960, 995, 1120, 1194, 1195, 1344, 1393, 1434, 1592, 1673, 1680, 1912, 1990, 2240, 2388, 2390, 2786, 2868, 2985, 3184, 3346, 3360, 3585, 3824, 3980, 4179, 4776, 4780, 5019, 5572, 5736, 5970, 6368, 6692, 6720, 6965, 7170, 7648, 7960, 8358, 8365, 9552, 9560, 10038, 11144, 11472, 11940, 12736, 13384, 13930, 14340, 15296, 15920, 16716, 16730, 19104, 19120, 20076, 20895, 22288, 22944, 23880, 25095, 26768, 27860, 28680, 31840, 33432, 33460, 38208, 38240, 40152, 41790, 44576, 45888, 47561, 47760, 50190, 53536, 55720, 57360, 63680, 66864, 66920, 76480, 80304, 83580, 89152, 95122, 95520, 100380, 107072, 111440, 114720, 133728, 133840, 142683, 160608, 167160, 190244, 191040, 200760, 222880, 229440, 237805, 267456, 267680, 285366, 321216, 332927, 334320, 380488, 401520, 445760, 475610, 535360, 570732, 665854, 668640, 713415, 760976, 803040, 951220, 998781, 1141464, 1331708, 1337280, 1426830, 1521952, 1606080, 1664635, 1902440, 1997562, 2282928, 2663416, 2853660, 3043904, 3329270, 3804880, 3995124, 4565856, 4993905, 5326832, 5707320, 6658540, 7609760, 7990248, 9131712, 9987810, 10653664, 11414640, 13317080, 15219520, 15980496, 19975620, 21307328, 22829280, 26634160, 31960992, 39951240, 45658560, 53268320, 63921984, 79902480, 106536640, 159804960, 319609920]

約数ペア:

[(1, 319609920), (2, 159804960), (3, 106536640), (4, 79902480), (5, 63921984), (6, 53268320), (7, 45658560), (8, 39951240), (10, 31960992), (12, 26634160), (14, 22829280), (15, 21307328), (16, 19975620), (20, 15980496), (21, 15219520), (24, 13317080), (28, 11414640), (30, 10653664), (32, 9987810), (35, 9131712), (40, 7990248), (42, 7609760), (48, 6658540), (56, 5707320), (60, 5326832), (64, 4993905), (70, 4565856), (80, 3995124), (84, 3804880), (96, 3329270), (105, 3043904), (112, 2853660), (120, 2663416), (140, 2282928), (160, 1997562), (168, 1902440), (192, 1664635), (199, 1606080), (210, 1521952), (224, 1426830), (239, 1337280), (240, 1331708), (280, 1141464), (320, 998781), (336, 951220), (398, 803040), (420, 760976), (448, 713415), (478, 668640), (480, 665854), (560, 570732), (597, 535360), (672, 475610), (717, 445760), (796, 401520), (840, 380488), (956, 334320), (960, 332927), (995, 321216), (1120, 285366), (1194, 267680), (1195, 267456), (1344, 237805), (1393, 229440), (1434, 222880), (1592, 200760), (1673, 191040), (1680, 190244), (1912, 167160), (1990, 160608), (2240, 142683), (2388, 133840), (2390, 133728), (2786, 114720), (2868, 111440), (2985, 107072), (3184, 100380), (3346, 95520), (3360, 95122), (3585, 89152), (3824, 83580), (3980, 80304), (4179, 76480), (4776, 66920), (4780, 66864), (5019, 63680), (5572, 57360), (5736, 55720), (5970, 53536), (6368, 50190), (6692, 47760), (6720, 47561), (6965, 45888), (7170, 44576), (7648, 41790), (7960, 40152), (8358, 38240), (8365, 38208), (9552, 33460), (9560, 33432), (10038, 31840), (11144, 28680), (11472, 27860), (11940, 26768), (12736, 25095), (13384, 23880), (13930, 22944), (14340, 22288), (15296, 20895), (15920, 20076), (16716, 19120), (16730, 19104)]