181940480

素因数分解:

$2^8\times 5^1\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 438168192

約数和(自身を除く): 256227712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 307, 320, 463, 614, 640, 926, 1228, 1280, 1535, 1852, 2315, 2456, 3070, 3704, 4630, 4912, 6140, 7408, 9260, 9824, 12280, 14816, 18520, 19648, 24560, 29632, 37040, 39296, 49120, 59264, 74080, 78592, 98240, 118528, 142141, 148160, 196480, 284282, 296320, 392960, 568564, 592640, 710705, 1137128, 1421410, 2274256, 2842820, 4548512, 5685640, 9097024, 11371280, 18194048, 22742560, 36388096, 45485120, 90970240, 181940480]

約数ペア:

[(1, 181940480), (2, 90970240), (4, 45485120), (5, 36388096), (8, 22742560), (10, 18194048), (16, 11371280), (20, 9097024), (32, 5685640), (40, 4548512), (64, 2842820), (80, 2274256), (128, 1421410), (160, 1137128), (256, 710705), (307, 592640), (320, 568564), (463, 392960), (614, 296320), (640, 284282), (926, 196480), (1228, 148160), (1280, 142141), (1535, 118528), (1852, 98240), (2315, 78592), (2456, 74080), (3070, 59264), (3704, 49120), (4630, 39296), (4912, 37040), (6140, 29632), (7408, 24560), (9260, 19648), (9824, 18520), (12280, 14816)]