1320571840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{701}}^1$

素因数の和:783

約数の個数: 168

約数和(自身を含む): 3727350432

約数和(自身を除く): 2406778592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 701, 812, 841, 928, 1015, 1120, 1160, 1402, 1624, 1682, 1856, 2030, 2240, 2320, 2804, 3248, 3364, 3505, 4060, 4205, 4640, 4907, 5608, 5887, 6496, 6728, 7010, 8120, 8410, 9280, 9814, 11216, 11774, 12992, 13456, 14020, 16240, 16820, 19628, 20329, 22432, 23548, 24535, 26912, 28040, 29435, 32480, 33640, 39256, 40658, 44864, 47096, 49070, 53824, 56080, 58870, 64960, 67280, 78512, 81316, 94192, 98140, 101645, 112160, 117740, 134560, 142303, 157024, 162632, 188384, 196280, 203290, 224320, 235480, 269120, 284606, 314048, 325264, 376768, 392560, 406580, 470960, 569212, 589541, 650528, 711515, 785120, 813160, 941920, 1138424, 1179082, 1301056, 1423030, 1570240, 1626320, 1883840, 2276848, 2358164, 2846060, 2947705, 3252640, 4126787, 4553696, 4716328, 5692120, 5895410, 6505280, 8253574, 9107392, 9432656, 11384240, 11790820, 16507148, 18865312, 20633935, 22768480, 23581640, 33014296, 37730624, 41267870, 45536960, 47163280, 66028592, 82535740, 94326560, 132057184, 165071480, 188653120, 264114368, 330142960, 660285920, 1320571840]

約数ペア:

[(1, 1320571840), (2, 660285920), (4, 330142960), (5, 264114368), (7, 188653120), (8, 165071480), (10, 132057184), (14, 94326560), (16, 82535740), (20, 66028592), (28, 47163280), (29, 45536960), (32, 41267870), (35, 37730624), (40, 33014296), (56, 23581640), (58, 22768480), (64, 20633935), (70, 18865312), (80, 16507148), (112, 11790820), (116, 11384240), (140, 9432656), (145, 9107392), (160, 8253574), (203, 6505280), (224, 5895410), (232, 5692120), (280, 4716328), (290, 4553696), (320, 4126787), (406, 3252640), (448, 2947705), (464, 2846060), (560, 2358164), (580, 2276848), (701, 1883840), (812, 1626320), (841, 1570240), (928, 1423030), (1015, 1301056), (1120, 1179082), (1160, 1138424), (1402, 941920), (1624, 813160), (1682, 785120), (1856, 711515), (2030, 650528), (2240, 589541), (2320, 569212), (2804, 470960), (3248, 406580), (3364, 392560), (3505, 376768), (4060, 325264), (4205, 314048), (4640, 284606), (4907, 269120), (5608, 235480), (5887, 224320), (6496, 203290), (6728, 196280), (7010, 188384), (8120, 162632), (8410, 157024), (9280, 142303), (9814, 134560), (11216, 117740), (11774, 112160), (12992, 101645), (13456, 98140), (14020, 94192), (16240, 81316), (16820, 78512), (19628, 67280), (20329, 64960), (22432, 58870), (23548, 56080), (24535, 53824), (26912, 49070), (28040, 47096), (29435, 44864), (32480, 40658), (33640, 39256)]