308261520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2030

約数の個数: 240

約数和(自身を含む): 1221921792

約数和(自身を除く): 913660272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1680, 1736, 1860, 1953, 1973, 2170, 2232, 2480, 2520, 2604, 2790, 3255, 3472, 3720, 3906, 3946, 4340, 4464, 5040, 5208, 5580, 5919, 6510, 7440, 7812, 7892, 8680, 9765, 9865, 10416, 11160, 11838, 13020, 13811, 15624, 15784, 17360, 17757, 19530, 19730, 22320, 23676, 26040, 27622, 29595, 31248, 31568, 35514, 39060, 39460, 41433, 47352, 52080, 55244, 59190, 61163, 69055, 71028, 78120, 78920, 82866, 88785, 94704, 110488, 118380, 122326, 124299, 138110, 142056, 156240, 157840, 165732, 177570, 183489, 207165, 220976, 236760, 244652, 248598, 276220, 284112, 305815, 331464, 355140, 366978, 414330, 428141, 473520, 489304, 497196, 550467, 552440, 611630, 621495, 662928, 710280, 733956, 828660, 856282, 917445, 978608, 994392, 1100934, 1104880, 1223260, 1242990, 1284423, 1420560, 1467912, 1657320, 1712564, 1834890, 1988784, 2140705, 2201868, 2446520, 2485980, 2568846, 2752335, 2935824, 3314640, 3425128, 3669780, 3853269, 4281410, 4403736, 4893040, 4971960, 5137692, 5504670, 6422115, 6850256, 7339560, 7706538, 8562820, 8807472, 9943920, 10275384, 11009340, 12844230, 14679120, 15413076, 17125640, 19266345, 20550768, 22018680, 25688460, 30826152, 34251280, 38532690, 44037360, 51376920, 61652304, 77065380, 102753840, 154130760, 308261520]

約数ペア:

[(1, 308261520), (2, 154130760), (3, 102753840), (4, 77065380), (5, 61652304), (6, 51376920), (7, 44037360), (8, 38532690), (9, 34251280), (10, 30826152), (12, 25688460), (14, 22018680), (15, 20550768), (16, 19266345), (18, 17125640), (20, 15413076), (21, 14679120), (24, 12844230), (28, 11009340), (30, 10275384), (31, 9943920), (35, 8807472), (36, 8562820), (40, 7706538), (42, 7339560), (45, 6850256), (48, 6422115), (56, 5504670), (60, 5137692), (62, 4971960), (63, 4893040), (70, 4403736), (72, 4281410), (80, 3853269), (84, 3669780), (90, 3425128), (93, 3314640), (105, 2935824), (112, 2752335), (120, 2568846), (124, 2485980), (126, 2446520), (140, 2201868), (144, 2140705), (155, 1988784), (168, 1834890), (180, 1712564), (186, 1657320), (210, 1467912), (217, 1420560), (240, 1284423), (248, 1242990), (252, 1223260), (279, 1104880), (280, 1100934), (310, 994392), (315, 978608), (336, 917445), (360, 856282), (372, 828660), (420, 733956), (434, 710280), (465, 662928), (496, 621495), (504, 611630), (558, 552440), (560, 550467), (620, 497196), (630, 489304), (651, 473520), (720, 428141), (744, 414330), (840, 366978), (868, 355140), (930, 331464), (1008, 305815), (1085, 284112), (1116, 276220), (1240, 248598), (1260, 244652), (1302, 236760), (1395, 220976), (1488, 207165), (1680, 183489), (1736, 177570), (1860, 165732), (1953, 157840), (1973, 156240), (2170, 142056), (2232, 138110), (2480, 124299), (2520, 122326), (2604, 118380), (2790, 110488), (3255, 94704), (3472, 88785), (3720, 82866), (3906, 78920), (3946, 78120), (4340, 71028), (4464, 69055), (5040, 61163), (5208, 59190), (5580, 55244), (5919, 52080), (6510, 47352), (7440, 41433), (7812, 39460), (7892, 39060), (8680, 35514), (9765, 31568), (9865, 31248), (10416, 29595), (11160, 27622), (11838, 26040), (13020, 23676), (13811, 22320), (15624, 19730), (15784, 19530), (17360, 17757)]