1020214720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1087}}^1$

素因数の和:1530

約数の個数: 112

約数和(自身を含む): 2785628160

約数和(自身を除く): 1765413440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 419, 448, 560, 838, 1087, 1120, 1676, 2095, 2174, 2240, 2933, 3352, 4190, 4348, 5435, 5866, 6704, 7609, 8380, 8696, 10870, 11732, 13408, 14665, 15218, 16760, 17392, 21740, 23464, 26816, 29330, 30436, 33520, 34784, 38045, 43480, 46928, 58660, 60872, 67040, 69568, 76090, 86960, 93856, 117320, 121744, 134080, 152180, 173920, 187712, 234640, 243488, 304360, 347840, 455453, 469280, 486976, 608720, 910906, 938560, 1217440, 1821812, 2277265, 2434880, 3188171, 3643624, 4554530, 6376342, 7287248, 9109060, 12752684, 14574496, 15940855, 18218120, 25505368, 29148992, 31881710, 36436240, 51010736, 63763420, 72872480, 102021472, 127526840, 145744960, 204042944, 255053680, 510107360, 1020214720]

約数ペア:

[(1, 1020214720), (2, 510107360), (4, 255053680), (5, 204042944), (7, 145744960), (8, 127526840), (10, 102021472), (14, 72872480), (16, 63763420), (20, 51010736), (28, 36436240), (32, 31881710), (35, 29148992), (40, 25505368), (56, 18218120), (64, 15940855), (70, 14574496), (80, 12752684), (112, 9109060), (140, 7287248), (160, 6376342), (224, 4554530), (280, 3643624), (320, 3188171), (419, 2434880), (448, 2277265), (560, 1821812), (838, 1217440), (1087, 938560), (1120, 910906), (1676, 608720), (2095, 486976), (2174, 469280), (2240, 455453), (2933, 347840), (3352, 304360), (4190, 243488), (4348, 234640), (5435, 187712), (5866, 173920), (6704, 152180), (7609, 134080), (8380, 121744), (8696, 117320), (10870, 93856), (11732, 86960), (13408, 76090), (14665, 69568), (15218, 67040), (16760, 60872), (17392, 58660), (21740, 46928), (23464, 43480), (26816, 38045), (29330, 34784), (30436, 33520)]