7144720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 18963072

約数和(自身を除く): 11818352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 353, 368, 440, 460, 506, 706, 880, 920, 1012, 1265, 1412, 1765, 1840, 2024, 2530, 2824, 3530, 3883, 4048, 5060, 5648, 7060, 7766, 8119, 10120, 14120, 15532, 16238, 19415, 20240, 28240, 31064, 32476, 38830, 40595, 62128, 64952, 77660, 81190, 89309, 129904, 155320, 162380, 178618, 310640, 324760, 357236, 446545, 649520, 714472, 893090, 1428944, 1786180, 3572360, 7144720]

約数ペア:

[(1, 7144720), (2, 3572360), (4, 1786180), (5, 1428944), (8, 893090), (10, 714472), (11, 649520), (16, 446545), (20, 357236), (22, 324760), (23, 310640), (40, 178618), (44, 162380), (46, 155320), (55, 129904), (80, 89309), (88, 81190), (92, 77660), (110, 64952), (115, 62128), (176, 40595), (184, 38830), (220, 32476), (230, 31064), (253, 28240), (353, 20240), (368, 19415), (440, 16238), (460, 15532), (506, 14120), (706, 10120), (880, 8119), (920, 7766), (1012, 7060), (1265, 5648), (1412, 5060), (1765, 4048), (1840, 3883), (2024, 3530), (2530, 2824)]