219107840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{12227}}^1$

素因数の和:12257

約数の個数: 80

約数和(自身を含む): 600443712

約数和(自身を除く): 381335872

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, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 12227, 17920, 24454, 48908, 61135, 85589, 97816, 122270, 171178, 195632, 244540, 342356, 391264, 427945, 489080, 684712, 782528, 855890, 978160, 1369424, 1565056, 1711780, 1956320, 2738848, 3130112, 3423560, 3912640, 5477696, 6260224, 6847120, 7825280, 10955392, 13694240, 15650560, 21910784, 27388480, 31301120, 43821568, 54776960, 109553920, 219107840]

約数ペア:

[(1, 219107840), (2, 109553920), (4, 54776960), (5, 43821568), (7, 31301120), (8, 27388480), (10, 21910784), (14, 15650560), (16, 13694240), (20, 10955392), (28, 7825280), (32, 6847120), (35, 6260224), (40, 5477696), (56, 3912640), (64, 3423560), (70, 3130112), (80, 2738848), (112, 1956320), (128, 1711780), (140, 1565056), (160, 1369424), (224, 978160), (256, 855890), (280, 782528), (320, 684712), (448, 489080), (512, 427945), (560, 391264), (640, 342356), (896, 244540), (1120, 195632), (1280, 171178), (1792, 122270), (2240, 97816), (2560, 85589), (3584, 61135), (4480, 48908), (8960, 24454), (12227, 17920)]