210920640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31387}}^1$

素因数の和:31414

約数の個数: 112

約数和(自身を含む): 765364992

約数和(自身を除く): 554444352

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31387, 62774, 94161, 125548, 156935, 188322, 219709, 251096, 313870, 376644, 439418, 470805, 502192, 627740, 659127, 753288, 878836, 941610, 1004384, 1098545, 1255480, 1318254, 1506576, 1757672, 1883220, 2008768, 2197090, 2510960, 2636508, 3013152, 3295635, 3515344, 3766440, 4394180, 5021920, 5273016, 6026304, 6591270, 7030688, 7532880, 8788360, 10043840, 10546032, 13182540, 14061376, 15065760, 17576720, 21092064, 26365080, 30131520, 35153440, 42184128, 52730160, 70306880, 105460320, 210920640]

約数ペア:

[(1, 210920640), (2, 105460320), (3, 70306880), (4, 52730160), (5, 42184128), (6, 35153440), (7, 30131520), (8, 26365080), (10, 21092064), (12, 17576720), (14, 15065760), (15, 14061376), (16, 13182540), (20, 10546032), (21, 10043840), (24, 8788360), (28, 7532880), (30, 7030688), (32, 6591270), (35, 6026304), (40, 5273016), (42, 5021920), (48, 4394180), (56, 3766440), (60, 3515344), (64, 3295635), (70, 3013152), (80, 2636508), (84, 2510960), (96, 2197090), (105, 2008768), (112, 1883220), (120, 1757672), (140, 1506576), (160, 1318254), (168, 1255480), (192, 1098545), (210, 1004384), (224, 941610), (240, 878836), (280, 753288), (320, 659127), (336, 627740), (420, 502192), (448, 470805), (480, 439418), (560, 376644), (672, 313870), (840, 251096), (960, 219709), (1120, 188322), (1344, 156935), (1680, 125548), (2240, 94161), (3360, 62774), (6720, 31387)]