1970463040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:625

約数の個数: 224

約数和(自身を含む): 5825240064

約数和(自身を除く): 3854777024

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 157, 160, 182, 208, 224, 260, 280, 314, 320, 364, 416, 431, 448, 455, 520, 560, 628, 728, 785, 832, 862, 910, 1040, 1099, 1120, 1256, 1456, 1570, 1724, 1820, 2041, 2080, 2155, 2198, 2240, 2512, 2912, 3017, 3140, 3448, 3640, 4082, 4160, 4310, 4396, 5024, 5495, 5603, 5824, 6034, 6280, 6896, 7280, 8164, 8620, 8792, 10048, 10205, 10990, 11206, 12068, 12560, 13792, 14287, 14560, 15085, 16328, 17240, 17584, 20410, 21980, 22412, 24136, 25120, 27584, 28015, 28574, 29120, 30170, 32656, 34480, 35168, 39221, 40820, 43960, 44824, 48272, 50240, 56030, 57148, 60340, 65312, 67667, 68960, 70336, 71435, 78442, 81640, 87920, 89648, 96544, 112060, 114296, 120680, 130624, 135334, 137920, 142870, 156884, 163280, 175840, 179296, 193088, 196105, 224120, 228592, 241360, 270668, 285740, 313768, 326560, 338335, 351680, 358592, 392210, 448240, 457184, 473669, 482720, 541336, 571480, 627536, 653120, 676670, 784420, 879671, 896480, 914368, 947338, 965440, 1082672, 1142960, 1255072, 1353340, 1568840, 1759342, 1792960, 1894676, 2165344, 2285920, 2368345, 2510144, 2706680, 3137680, 3518684, 3789352, 4330688, 4398355, 4571840, 4736690, 5413360, 6157697, 6275360, 7037368, 7578704, 8796710, 9473380, 10826720, 12315394, 12550720, 14074736, 15157408, 17593420, 18946760, 21653440, 24630788, 28149472, 30314816, 30788485, 35186840, 37893520, 49261576, 56298944, 61576970, 70373680, 75787040, 98523152, 123153940, 140747360, 151574080, 197046304, 246307880, 281494720, 394092608, 492615760, 985231520, 1970463040]

約数ペア:

[(1, 1970463040), (2, 985231520), (4, 492615760), (5, 394092608), (7, 281494720), (8, 246307880), (10, 197046304), (13, 151574080), (14, 140747360), (16, 123153940), (20, 98523152), (26, 75787040), (28, 70373680), (32, 61576970), (35, 56298944), (40, 49261576), (52, 37893520), (56, 35186840), (64, 30788485), (65, 30314816), (70, 28149472), (80, 24630788), (91, 21653440), (104, 18946760), (112, 17593420), (130, 15157408), (140, 14074736), (157, 12550720), (160, 12315394), (182, 10826720), (208, 9473380), (224, 8796710), (260, 7578704), (280, 7037368), (314, 6275360), (320, 6157697), (364, 5413360), (416, 4736690), (431, 4571840), (448, 4398355), (455, 4330688), (520, 3789352), (560, 3518684), (628, 3137680), (728, 2706680), (785, 2510144), (832, 2368345), (862, 2285920), (910, 2165344), (1040, 1894676), (1099, 1792960), (1120, 1759342), (1256, 1568840), (1456, 1353340), (1570, 1255072), (1724, 1142960), (1820, 1082672), (2041, 965440), (2080, 947338), (2155, 914368), (2198, 896480), (2240, 879671), (2512, 784420), (2912, 676670), (3017, 653120), (3140, 627536), (3448, 571480), (3640, 541336), (4082, 482720), (4160, 473669), (4310, 457184), (4396, 448240), (5024, 392210), (5495, 358592), (5603, 351680), (5824, 338335), (6034, 326560), (6280, 313768), (6896, 285740), (7280, 270668), (8164, 241360), (8620, 228592), (8792, 224120), (10048, 196105), (10205, 193088), (10990, 179296), (11206, 175840), (12068, 163280), (12560, 156884), (13792, 142870), (14287, 137920), (14560, 135334), (15085, 130624), (16328, 120680), (17240, 114296), (17584, 112060), (20410, 96544), (21980, 89648), (22412, 87920), (24136, 81640), (25120, 78442), (27584, 71435), (28015, 70336), (28574, 68960), (29120, 67667), (30170, 65312), (32656, 60340), (34480, 57148), (35168, 56030), (39221, 50240), (40820, 48272), (43960, 44824)]