331976960

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 216

約数和(自身を含む): 950705280

約数和(自身を除く): 618728320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 67, 70, 79, 80, 98, 112, 128, 134, 140, 158, 160, 196, 224, 245, 256, 268, 280, 316, 320, 335, 392, 395, 448, 469, 490, 536, 553, 560, 632, 640, 670, 784, 790, 896, 938, 980, 1072, 1106, 1120, 1264, 1280, 1340, 1568, 1580, 1792, 1876, 1960, 2144, 2212, 2240, 2345, 2528, 2680, 2765, 3136, 3160, 3283, 3752, 3871, 3920, 4288, 4424, 4480, 4690, 5056, 5293, 5360, 5530, 6272, 6320, 6566, 7504, 7742, 7840, 8576, 8848, 8960, 9380, 10112, 10586, 10720, 11060, 12544, 12640, 13132, 15008, 15484, 15680, 16415, 17152, 17696, 18760, 19355, 20224, 21172, 21440, 22120, 25280, 26264, 26465, 30016, 30968, 31360, 32830, 35392, 37051, 37520, 38710, 42344, 42880, 44240, 50560, 52528, 52930, 60032, 61936, 62720, 65660, 70784, 74102, 75040, 77420, 84688, 85760, 88480, 101120, 105056, 105860, 120064, 123872, 131320, 141568, 148204, 150080, 154840, 169376, 176960, 185255, 210112, 211720, 247744, 259357, 262640, 296408, 300160, 309680, 338752, 353920, 370510, 420224, 423440, 495488, 518714, 525280, 592816, 600320, 619360, 677504, 707840, 741020, 840448, 846880, 990976, 1037428, 1050560, 1185632, 1238720, 1296785, 1355008, 1482040, 1693760, 2074856, 2101120, 2371264, 2477440, 2593570, 2964080, 3387520, 4149712, 4202240, 4742528, 4954880, 5187140, 5928160, 6775040, 8299424, 9485056, 10374280, 11856320, 16598848, 20748560, 23712640, 33197696, 41497120, 47425280, 66395392, 82994240, 165988480, 331976960]

約数ペア:

[(1, 331976960), (2, 165988480), (4, 82994240), (5, 66395392), (7, 47425280), (8, 41497120), (10, 33197696), (14, 23712640), (16, 20748560), (20, 16598848), (28, 11856320), (32, 10374280), (35, 9485056), (40, 8299424), (49, 6775040), (56, 5928160), (64, 5187140), (67, 4954880), (70, 4742528), (79, 4202240), (80, 4149712), (98, 3387520), (112, 2964080), (128, 2593570), (134, 2477440), (140, 2371264), (158, 2101120), (160, 2074856), (196, 1693760), (224, 1482040), (245, 1355008), (256, 1296785), (268, 1238720), (280, 1185632), (316, 1050560), (320, 1037428), (335, 990976), (392, 846880), (395, 840448), (448, 741020), (469, 707840), (490, 677504), (536, 619360), (553, 600320), (560, 592816), (632, 525280), (640, 518714), (670, 495488), (784, 423440), (790, 420224), (896, 370510), (938, 353920), (980, 338752), (1072, 309680), (1106, 300160), (1120, 296408), (1264, 262640), (1280, 259357), (1340, 247744), (1568, 211720), (1580, 210112), (1792, 185255), (1876, 176960), (1960, 169376), (2144, 154840), (2212, 150080), (2240, 148204), (2345, 141568), (2528, 131320), (2680, 123872), (2765, 120064), (3136, 105860), (3160, 105056), (3283, 101120), (3752, 88480), (3871, 85760), (3920, 84688), (4288, 77420), (4424, 75040), (4480, 74102), (4690, 70784), (5056, 65660), (5293, 62720), (5360, 61936), (5530, 60032), (6272, 52930), (6320, 52528), (6566, 50560), (7504, 44240), (7742, 42880), (7840, 42344), (8576, 38710), (8848, 37520), (8960, 37051), (9380, 35392), (10112, 32830), (10586, 31360), (10720, 30968), (11060, 30016), (12544, 26465), (12640, 26264), (13132, 25280), (15008, 22120), (15484, 21440), (15680, 21172), (16415, 20224), (17152, 19355), (17696, 18760)]