394855680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 216

約数和(自身を含む): 1315240416

約数和(自身を除く): 920384736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 107, 120, 124, 128, 155, 160, 186, 192, 214, 240, 248, 256, 310, 320, 321, 372, 384, 428, 465, 480, 496, 535, 620, 640, 642, 744, 768, 856, 930, 960, 961, 992, 1070, 1240, 1280, 1284, 1488, 1605, 1712, 1860, 1920, 1922, 1984, 2140, 2480, 2568, 2883, 2976, 3210, 3317, 3424, 3720, 3840, 3844, 3968, 4280, 4805, 4960, 5136, 5766, 5952, 6420, 6634, 6848, 7440, 7688, 7936, 8560, 9610, 9920, 9951, 10272, 11532, 11904, 12840, 13268, 13696, 14415, 14880, 15376, 16585, 17120, 19220, 19840, 19902, 20544, 23064, 23808, 25680, 26536, 27392, 28830, 29760, 30752, 33170, 34240, 38440, 39680, 39804, 41088, 46128, 49755, 51360, 53072, 57660, 59520, 61504, 66340, 68480, 76880, 79608, 82176, 92256, 99510, 102720, 102827, 106144, 115320, 119040, 123008, 132680, 136960, 153760, 159216, 184512, 199020, 205440, 205654, 212288, 230640, 246016, 265360, 307520, 308481, 318432, 369024, 398040, 410880, 411308, 424576, 461280, 514135, 530720, 615040, 616962, 636864, 738048, 796080, 822616, 849152, 922560, 1028270, 1061440, 1230080, 1233924, 1273728, 1542405, 1592160, 1645232, 1845120, 2056540, 2122880, 2467848, 2547456, 3084810, 3184320, 3290464, 3690240, 4113080, 4245760, 4935696, 6169620, 6368640, 6580928, 8226160, 9871392, 12339240, 12737280, 13161856, 16452320, 19742784, 24678480, 26323712, 32904640, 39485568, 49356960, 65809280, 78971136, 98713920, 131618560, 197427840, 394855680]

約数ペア:

[(1, 394855680), (2, 197427840), (3, 131618560), (4, 98713920), (5, 78971136), (6, 65809280), (8, 49356960), (10, 39485568), (12, 32904640), (15, 26323712), (16, 24678480), (20, 19742784), (24, 16452320), (30, 13161856), (31, 12737280), (32, 12339240), (40, 9871392), (48, 8226160), (60, 6580928), (62, 6368640), (64, 6169620), (80, 4935696), (93, 4245760), (96, 4113080), (107, 3690240), (120, 3290464), (124, 3184320), (128, 3084810), (155, 2547456), (160, 2467848), (186, 2122880), (192, 2056540), (214, 1845120), (240, 1645232), (248, 1592160), (256, 1542405), (310, 1273728), (320, 1233924), (321, 1230080), (372, 1061440), (384, 1028270), (428, 922560), (465, 849152), (480, 822616), (496, 796080), (535, 738048), (620, 636864), (640, 616962), (642, 615040), (744, 530720), (768, 514135), (856, 461280), (930, 424576), (960, 411308), (961, 410880), (992, 398040), (1070, 369024), (1240, 318432), (1280, 308481), (1284, 307520), (1488, 265360), (1605, 246016), (1712, 230640), (1860, 212288), (1920, 205654), (1922, 205440), (1984, 199020), (2140, 184512), (2480, 159216), (2568, 153760), (2883, 136960), (2976, 132680), (3210, 123008), (3317, 119040), (3424, 115320), (3720, 106144), (3840, 102827), (3844, 102720), (3968, 99510), (4280, 92256), (4805, 82176), (4960, 79608), (5136, 76880), (5766, 68480), (5952, 66340), (6420, 61504), (6634, 59520), (6848, 57660), (7440, 53072), (7688, 51360), (7936, 49755), (8560, 46128), (9610, 41088), (9920, 39804), (9951, 39680), (10272, 38440), (11532, 34240), (11904, 33170), (12840, 30752), (13268, 29760), (13696, 28830), (14415, 27392), (14880, 26536), (15376, 25680), (16585, 23808), (17120, 23064), (19220, 20544), (19840, 19902)]