221966080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{3539}}^1$

素因数の和:3574

約数の個数: 108

約数和(自身を含む): 618657480

約数和(自身を除く): 396691400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3539, 3920, 4480, 6272, 7078, 7840, 8960, 12544, 14156, 15680, 17695, 24773, 28312, 31360, 35390, 49546, 56624, 62720, 70780, 99092, 113248, 123865, 141560, 173411, 198184, 226496, 247730, 283120, 346822, 396368, 452992, 495460, 566240, 693644, 792736, 867055, 905984, 990920, 1132480, 1387288, 1585472, 1734110, 1981840, 2264960, 2774576, 3170944, 3468220, 3963680, 4529920, 5549152, 6341888, 6936440, 7927360, 11098304, 13872880, 15854720, 22196608, 27745760, 31709440, 44393216, 55491520, 110983040, 221966080]

約数ペア:

[(1, 221966080), (2, 110983040), (4, 55491520), (5, 44393216), (7, 31709440), (8, 27745760), (10, 22196608), (14, 15854720), (16, 13872880), (20, 11098304), (28, 7927360), (32, 6936440), (35, 6341888), (40, 5549152), (49, 4529920), (56, 3963680), (64, 3468220), (70, 3170944), (80, 2774576), (98, 2264960), (112, 1981840), (128, 1734110), (140, 1585472), (160, 1387288), (196, 1132480), (224, 990920), (245, 905984), (256, 867055), (280, 792736), (320, 693644), (392, 566240), (448, 495460), (490, 452992), (560, 396368), (640, 346822), (784, 283120), (896, 247730), (980, 226496), (1120, 198184), (1280, 173411), (1568, 141560), (1792, 123865), (1960, 113248), (2240, 99092), (3136, 70780), (3539, 62720), (3920, 56624), (4480, 49546), (6272, 35390), (7078, 31360), (7840, 28312), (8960, 24773), (12544, 17695), (14156, 15680)]