657881280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{32633}}^1$

素因数の和:32663

約数の個数: 168

約数和(自身を含む): 2586179232

約数和(自身を除く): 1928297952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 32633, 65266, 97899, 130532, 163165, 195798, 228431, 261064, 293697, 326330, 391596, 456862, 489495, 522128, 587394, 652660, 685293, 783192, 913724, 978990, 1044256, 1142155, 1174788, 1305320, 1370586, 1468485, 1566384, 1827448, 1957980, 2055879, 2088512, 2284310, 2349576, 2610640, 2741172, 2936970, 3132768, 3426465, 3654896, 3915960, 4111758, 4568620, 4699152, 5221280, 5482344, 5873940, 6265536, 6852930, 7309792, 7831920, 8223516, 9137240, 9398304, 10279395, 10442560, 10964688, 11747880, 13705860, 14619584, 15663840, 16447032, 18274480, 18796608, 20558790, 21929376, 23495760, 27411720, 31327680, 32894064, 36548960, 41117580, 43858752, 46991520, 54823440, 65788128, 73097920, 82235160, 93983040, 109646880, 131576256, 164470320, 219293760, 328940640, 657881280]

約数ペア:

[(1, 657881280), (2, 328940640), (3, 219293760), (4, 164470320), (5, 131576256), (6, 109646880), (7, 93983040), (8, 82235160), (9, 73097920), (10, 65788128), (12, 54823440), (14, 46991520), (15, 43858752), (16, 41117580), (18, 36548960), (20, 32894064), (21, 31327680), (24, 27411720), (28, 23495760), (30, 21929376), (32, 20558790), (35, 18796608), (36, 18274480), (40, 16447032), (42, 15663840), (45, 14619584), (48, 13705860), (56, 11747880), (60, 10964688), (63, 10442560), (64, 10279395), (70, 9398304), (72, 9137240), (80, 8223516), (84, 7831920), (90, 7309792), (96, 6852930), (105, 6265536), (112, 5873940), (120, 5482344), (126, 5221280), (140, 4699152), (144, 4568620), (160, 4111758), (168, 3915960), (180, 3654896), (192, 3426465), (210, 3132768), (224, 2936970), (240, 2741172), (252, 2610640), (280, 2349576), (288, 2284310), (315, 2088512), (320, 2055879), (336, 1957980), (360, 1827448), (420, 1566384), (448, 1468485), (480, 1370586), (504, 1305320), (560, 1174788), (576, 1142155), (630, 1044256), (672, 978990), (720, 913724), (840, 783192), (960, 685293), (1008, 652660), (1120, 587394), (1260, 522128), (1344, 489495), (1440, 456862), (1680, 391596), (2016, 326330), (2240, 293697), (2520, 261064), (2880, 228431), (3360, 195798), (4032, 163165), (5040, 130532), (6720, 97899), (10080, 65266), (20160, 32633)]