378502560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 1364912640

約数和(自身を除く): 986410080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 96, 120, 122, 124, 139, 144, 155, 160, 180, 183, 186, 240, 244, 248, 278, 279, 288, 305, 310, 360, 366, 372, 417, 465, 480, 488, 496, 549, 556, 558, 610, 620, 695, 720, 732, 744, 834, 915, 930, 976, 992, 1098, 1112, 1116, 1220, 1240, 1251, 1390, 1395, 1440, 1464, 1488, 1668, 1830, 1860, 1891, 1952, 2085, 2196, 2224, 2232, 2440, 2480, 2502, 2745, 2780, 2790, 2928, 2976, 3336, 3660, 3720, 3782, 4170, 4309, 4392, 4448, 4464, 4880, 4960, 5004, 5490, 5560, 5580, 5673, 5856, 6255, 6672, 7320, 7440, 7564, 8340, 8479, 8618, 8784, 8928, 9455, 9760, 10008, 10980, 11120, 11160, 11346, 12510, 12927, 13344, 14640, 14880, 15128, 16680, 16958, 17019, 17236, 17568, 18910, 20016, 21545, 21960, 22240, 22320, 22692, 25020, 25437, 25854, 28365, 29280, 30256, 33360, 33916, 34038, 34472, 37820, 38781, 40032, 42395, 43090, 43920, 44640, 45384, 50040, 50874, 51708, 56730, 60512, 64635, 66720, 67832, 68076, 68944, 75640, 76311, 77562, 84790, 85095, 86180, 87840, 90768, 100080, 101748, 103416, 113460, 127185, 129270, 135664, 136152, 137888, 151280, 152622, 155124, 169580, 170190, 172360, 181536, 193905, 200160, 203496, 206832, 226920, 254370, 258540, 262849, 271328, 272304, 302560, 305244, 310248, 339160, 340380, 344720, 381555, 387810, 406992, 413664, 453840, 508740, 517080, 525698, 544608, 610488, 620496, 678320, 680760, 689440, 763110, 775620, 788547, 813984, 907680, 1017480, 1034160, 1051396, 1220976, 1240992, 1314245, 1356640, 1361520, 1526220, 1551240, 1577094, 2034960, 2068320, 2102792, 2365641, 2441952, 2628490, 2723040, 3052440, 3102480, 3154188, 3942735, 4069920, 4205584, 4731282, 5256980, 6104880, 6204960, 6308376, 7885470, 8411168, 9462564, 10513960, 11828205, 12209760, 12616752, 15770940, 18925128, 21027920, 23656410, 25233504, 31541880, 37850256, 42055840, 47312820, 63083760, 75700512, 94625640, 126167520, 189251280, 378502560]

約数ペア:

[(1, 378502560), (2, 189251280), (3, 126167520), (4, 94625640), (5, 75700512), (6, 63083760), (8, 47312820), (9, 42055840), (10, 37850256), (12, 31541880), (15, 25233504), (16, 23656410), (18, 21027920), (20, 18925128), (24, 15770940), (30, 12616752), (31, 12209760), (32, 11828205), (36, 10513960), (40, 9462564), (45, 8411168), (48, 7885470), (60, 6308376), (61, 6204960), (62, 6104880), (72, 5256980), (80, 4731282), (90, 4205584), (93, 4069920), (96, 3942735), (120, 3154188), (122, 3102480), (124, 3052440), (139, 2723040), (144, 2628490), (155, 2441952), (160, 2365641), (180, 2102792), (183, 2068320), (186, 2034960), (240, 1577094), (244, 1551240), (248, 1526220), (278, 1361520), (279, 1356640), (288, 1314245), (305, 1240992), (310, 1220976), (360, 1051396), (366, 1034160), (372, 1017480), (417, 907680), (465, 813984), (480, 788547), (488, 775620), (496, 763110), (549, 689440), (556, 680760), (558, 678320), (610, 620496), (620, 610488), (695, 544608), (720, 525698), (732, 517080), (744, 508740), (834, 453840), (915, 413664), (930, 406992), (976, 387810), (992, 381555), (1098, 344720), (1112, 340380), (1116, 339160), (1220, 310248), (1240, 305244), (1251, 302560), (1390, 272304), (1395, 271328), (1440, 262849), (1464, 258540), (1488, 254370), (1668, 226920), (1830, 206832), (1860, 203496), (1891, 200160), (1952, 193905), (2085, 181536), (2196, 172360), (2224, 170190), (2232, 169580), (2440, 155124), (2480, 152622), (2502, 151280), (2745, 137888), (2780, 136152), (2790, 135664), (2928, 129270), (2976, 127185), (3336, 113460), (3660, 103416), (3720, 101748), (3782, 100080), (4170, 90768), (4309, 87840), (4392, 86180), (4448, 85095), (4464, 84790), (4880, 77562), (4960, 76311), (5004, 75640), (5490, 68944), (5560, 68076), (5580, 67832), (5673, 66720), (5856, 64635), (6255, 60512), (6672, 56730), (7320, 51708), (7440, 50874), (7564, 50040), (8340, 45384), (8479, 44640), (8618, 43920), (8784, 43090), (8928, 42395), (9455, 40032), (9760, 38781), (10008, 37820), (10980, 34472), (11120, 34038), (11160, 33916), (11346, 33360), (12510, 30256), (12927, 29280), (13344, 28365), (14640, 25854), (14880, 25437), (15128, 25020), (16680, 22692), (16958, 22320), (17019, 22240), (17236, 21960), (17568, 21545), (18910, 20016)]