12710720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 112

約数和(自身を含む): 34674048

約数和(自身を除く): 21963328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 157, 160, 176, 184, 220, 230, 253, 314, 320, 352, 368, 440, 460, 506, 628, 704, 736, 785, 880, 920, 1012, 1256, 1265, 1472, 1570, 1727, 1760, 1840, 2024, 2512, 2530, 3140, 3454, 3520, 3611, 3680, 4048, 5024, 5060, 6280, 6908, 7222, 7360, 8096, 8635, 10048, 10120, 12560, 13816, 14444, 16192, 17270, 18055, 20240, 25120, 27632, 28888, 34540, 36110, 39721, 40480, 50240, 55264, 57776, 69080, 72220, 79442, 80960, 110528, 115552, 138160, 144440, 158884, 198605, 231104, 276320, 288880, 317768, 397210, 552640, 577760, 635536, 794420, 1155520, 1271072, 1588840, 2542144, 3177680, 6355360, 12710720]

約数ペア:

[(1, 12710720), (2, 6355360), (4, 3177680), (5, 2542144), (8, 1588840), (10, 1271072), (11, 1155520), (16, 794420), (20, 635536), (22, 577760), (23, 552640), (32, 397210), (40, 317768), (44, 288880), (46, 276320), (55, 231104), (64, 198605), (80, 158884), (88, 144440), (92, 138160), (110, 115552), (115, 110528), (157, 80960), (160, 79442), (176, 72220), (184, 69080), (220, 57776), (230, 55264), (253, 50240), (314, 40480), (320, 39721), (352, 36110), (368, 34540), (440, 28888), (460, 27632), (506, 25120), (628, 20240), (704, 18055), (736, 17270), (785, 16192), (880, 14444), (920, 13816), (1012, 12560), (1256, 10120), (1265, 10048), (1472, 8635), (1570, 8096), (1727, 7360), (1760, 7222), (1840, 6908), (2024, 6280), (2512, 5060), (2530, 5024), (3140, 4048), (3454, 3680), (3520, 3611)]