1489075840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{877}}^1$

素因数の和:1282

約数の個数: 128

約数和(自身を含む): 4083753600

約数和(自身を除く): 2594677760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 379, 448, 560, 640, 758, 877, 896, 1120, 1516, 1754, 1895, 2240, 2653, 3032, 3508, 3790, 4385, 4480, 5306, 6064, 6139, 7016, 7580, 8770, 10612, 12128, 12278, 13265, 14032, 15160, 17540, 21224, 24256, 24556, 26530, 28064, 30320, 30695, 35080, 42448, 48512, 49112, 53060, 56128, 60640, 61390, 70160, 84896, 98224, 106120, 112256, 121280, 122780, 140320, 169792, 196448, 212240, 242560, 245560, 280640, 332383, 339584, 392896, 424480, 491120, 561280, 664766, 785792, 848960, 982240, 1329532, 1661915, 1697920, 1964480, 2326681, 2659064, 3323830, 3928960, 4653362, 5318128, 6647660, 9306724, 10636256, 11633405, 13295320, 18613448, 21272512, 23266810, 26590640, 37226896, 42545024, 46533620, 53181280, 74453792, 93067240, 106362560, 148907584, 186134480, 212725120, 297815168, 372268960, 744537920, 1489075840]

約数ペア:

[(1, 1489075840), (2, 744537920), (4, 372268960), (5, 297815168), (7, 212725120), (8, 186134480), (10, 148907584), (14, 106362560), (16, 93067240), (20, 74453792), (28, 53181280), (32, 46533620), (35, 42545024), (40, 37226896), (56, 26590640), (64, 23266810), (70, 21272512), (80, 18613448), (112, 13295320), (128, 11633405), (140, 10636256), (160, 9306724), (224, 6647660), (280, 5318128), (320, 4653362), (379, 3928960), (448, 3323830), (560, 2659064), (640, 2326681), (758, 1964480), (877, 1697920), (896, 1661915), (1120, 1329532), (1516, 982240), (1754, 848960), (1895, 785792), (2240, 664766), (2653, 561280), (3032, 491120), (3508, 424480), (3790, 392896), (4385, 339584), (4480, 332383), (5306, 280640), (6064, 245560), (6139, 242560), (7016, 212240), (7580, 196448), (8770, 169792), (10612, 140320), (12128, 122780), (12278, 121280), (13265, 112256), (14032, 106120), (15160, 98224), (17540, 84896), (21224, 70160), (24256, 61390), (24556, 60640), (26530, 56128), (28064, 53060), (30320, 49112), (30695, 48512), (35080, 42448)]