398981376

素因数分解:

$2^8\times 3^4\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:370

約数の個数: 180

約数和(自身を含む): 1210898304

約数和(自身を除く): 811916928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 81, 96, 108, 128, 142, 144, 162, 192, 213, 216, 256, 271, 284, 288, 324, 384, 426, 432, 542, 568, 576, 639, 648, 768, 813, 852, 864, 1084, 1136, 1152, 1278, 1296, 1626, 1704, 1728, 1917, 2168, 2272, 2304, 2439, 2556, 2592, 3252, 3408, 3456, 3834, 4336, 4544, 4878, 5112, 5184, 5751, 6504, 6816, 6912, 7317, 7668, 8672, 9088, 9756, 10224, 10368, 11502, 13008, 13632, 14634, 15336, 17344, 18176, 19241, 19512, 20448, 20736, 21951, 23004, 26016, 27264, 29268, 30672, 34688, 38482, 39024, 40896, 43902, 46008, 52032, 54528, 57723, 58536, 61344, 69376, 76964, 78048, 81792, 87804, 92016, 104064, 115446, 117072, 122688, 153928, 156096, 163584, 173169, 175608, 184032, 208128, 230892, 234144, 245376, 307856, 312192, 346338, 351216, 368064, 461784, 468288, 490752, 519507, 615712, 624384, 692676, 702432, 736128, 923568, 936576, 1039014, 1231424, 1385352, 1404864, 1472256, 1558521, 1847136, 1873152, 2078028, 2462848, 2770704, 2809728, 3117042, 3694272, 4156056, 4925696, 5541408, 5619456, 6234084, 7388544, 8312112, 11082816, 12468168, 14777088, 16624224, 22165632, 24936336, 33248448, 44331264, 49872672, 66496896, 99745344, 132993792, 199490688, 398981376]

約数ペア:

[(1, 398981376), (2, 199490688), (3, 132993792), (4, 99745344), (6, 66496896), (8, 49872672), (9, 44331264), (12, 33248448), (16, 24936336), (18, 22165632), (24, 16624224), (27, 14777088), (32, 12468168), (36, 11082816), (48, 8312112), (54, 7388544), (64, 6234084), (71, 5619456), (72, 5541408), (81, 4925696), (96, 4156056), (108, 3694272), (128, 3117042), (142, 2809728), (144, 2770704), (162, 2462848), (192, 2078028), (213, 1873152), (216, 1847136), (256, 1558521), (271, 1472256), (284, 1404864), (288, 1385352), (324, 1231424), (384, 1039014), (426, 936576), (432, 923568), (542, 736128), (568, 702432), (576, 692676), (639, 624384), (648, 615712), (768, 519507), (813, 490752), (852, 468288), (864, 461784), (1084, 368064), (1136, 351216), (1152, 346338), (1278, 312192), (1296, 307856), (1626, 245376), (1704, 234144), (1728, 230892), (1917, 208128), (2168, 184032), (2272, 175608), (2304, 173169), (2439, 163584), (2556, 156096), (2592, 153928), (3252, 122688), (3408, 117072), (3456, 115446), (3834, 104064), (4336, 92016), (4544, 87804), (4878, 81792), (5112, 78048), (5184, 76964), (5751, 69376), (6504, 61344), (6816, 58536), (6912, 57723), (7317, 54528), (7668, 52032), (8672, 46008), (9088, 43902), (9756, 40896), (10224, 39024), (10368, 38482), (11502, 34688), (13008, 30672), (13632, 29268), (14634, 27264), (15336, 26016), (17344, 23004), (18176, 21951), (19241, 20736), (19512, 20448)]