31093440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{661}}^1$

素因数の和:695

約数の個数: 168

約数和(自身を含む): 115013232

約数和(自身を除く): 83919792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 661, 672, 735, 784, 840, 960, 980, 1120, 1176, 1322, 1344, 1470, 1568, 1680, 1960, 1983, 2240, 2352, 2644, 2940, 3136, 3305, 3360, 3920, 3966, 4627, 4704, 5288, 5880, 6610, 6720, 7840, 7932, 9254, 9408, 9915, 10576, 11760, 13220, 13881, 15680, 15864, 18508, 19830, 21152, 23135, 23520, 26440, 27762, 31728, 32389, 37016, 39660, 42304, 46270, 47040, 52880, 55524, 63456, 64778, 69405, 74032, 79320, 92540, 97167, 105760, 111048, 126912, 129556, 138810, 148064, 158640, 161945, 185080, 194334, 211520, 222096, 259112, 277620, 296128, 317280, 323890, 370160, 388668, 444192, 485835, 518224, 555240, 634560, 647780, 740320, 777336, 888384, 971670, 1036448, 1110480, 1295560, 1480640, 1554672, 1943340, 2072896, 2220960, 2591120, 3109344, 3886680, 4441920, 5182240, 6218688, 7773360, 10364480, 15546720, 31093440]

約数ペア:

[(1, 31093440), (2, 15546720), (3, 10364480), (4, 7773360), (5, 6218688), (6, 5182240), (7, 4441920), (8, 3886680), (10, 3109344), (12, 2591120), (14, 2220960), (15, 2072896), (16, 1943340), (20, 1554672), (21, 1480640), (24, 1295560), (28, 1110480), (30, 1036448), (32, 971670), (35, 888384), (40, 777336), (42, 740320), (48, 647780), (49, 634560), (56, 555240), (60, 518224), (64, 485835), (70, 444192), (80, 388668), (84, 370160), (96, 323890), (98, 317280), (105, 296128), (112, 277620), (120, 259112), (140, 222096), (147, 211520), (160, 194334), (168, 185080), (192, 161945), (196, 158640), (210, 148064), (224, 138810), (240, 129556), (245, 126912), (280, 111048), (294, 105760), (320, 97167), (336, 92540), (392, 79320), (420, 74032), (448, 69405), (480, 64778), (490, 63456), (560, 55524), (588, 52880), (661, 47040), (672, 46270), (735, 42304), (784, 39660), (840, 37016), (960, 32389), (980, 31728), (1120, 27762), (1176, 26440), (1322, 23520), (1344, 23135), (1470, 21152), (1568, 19830), (1680, 18508), (1960, 15864), (1983, 15680), (2240, 13881), (2352, 13220), (2644, 11760), (2940, 10576), (3136, 9915), (3305, 9408), (3360, 9254), (3920, 7932), (3966, 7840), (4627, 6720), (4704, 6610), (5288, 5880)]