203371520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 176

約数和(自身を含む): 558880128

約数和(自身を除く): 355508608

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, 128, 157, 160, 176, 184, 220, 230, 253, 256, 314, 320, 352, 368, 440, 460, 506, 512, 628, 640, 704, 736, 785, 880, 920, 1012, 1024, 1256, 1265, 1280, 1408, 1472, 1570, 1727, 1760, 1840, 2024, 2512, 2530, 2560, 2816, 2944, 3140, 3454, 3520, 3611, 3680, 4048, 5024, 5060, 5120, 5632, 5888, 6280, 6908, 7040, 7222, 7360, 8096, 8635, 10048, 10120, 11264, 11776, 12560, 13816, 14080, 14444, 14720, 16192, 17270, 18055, 20096, 20240, 23552, 25120, 27632, 28160, 28888, 29440, 32384, 34540, 36110, 39721, 40192, 40480, 50240, 55264, 56320, 57776, 58880, 64768, 69080, 72220, 79442, 80384, 80960, 100480, 110528, 115552, 117760, 129536, 138160, 144440, 158884, 160768, 161920, 198605, 200960, 221056, 231104, 259072, 276320, 288880, 317768, 323840, 397210, 401920, 442112, 462208, 552640, 577760, 635536, 647680, 794420, 803840, 884224, 924416, 1105280, 1155520, 1271072, 1295360, 1588840, 1768448, 1848832, 2210560, 2311040, 2542144, 3177680, 3697664, 4421120, 4622080, 5084288, 6355360, 8842240, 9244160, 10168576, 12710720, 18488320, 20337152, 25421440, 40674304, 50842880, 101685760, 203371520]

約数ペア:

[(1, 203371520), (2, 101685760), (4, 50842880), (5, 40674304), (8, 25421440), (10, 20337152), (11, 18488320), (16, 12710720), (20, 10168576), (22, 9244160), (23, 8842240), (32, 6355360), (40, 5084288), (44, 4622080), (46, 4421120), (55, 3697664), (64, 3177680), (80, 2542144), (88, 2311040), (92, 2210560), (110, 1848832), (115, 1768448), (128, 1588840), (157, 1295360), (160, 1271072), (176, 1155520), (184, 1105280), (220, 924416), (230, 884224), (253, 803840), (256, 794420), (314, 647680), (320, 635536), (352, 577760), (368, 552640), (440, 462208), (460, 442112), (506, 401920), (512, 397210), (628, 323840), (640, 317768), (704, 288880), (736, 276320), (785, 259072), (880, 231104), (920, 221056), (1012, 200960), (1024, 198605), (1256, 161920), (1265, 160768), (1280, 158884), (1408, 144440), (1472, 138160), (1570, 129536), (1727, 117760), (1760, 115552), (1840, 110528), (2024, 100480), (2512, 80960), (2530, 80384), (2560, 79442), (2816, 72220), (2944, 69080), (3140, 64768), (3454, 58880), (3520, 57776), (3611, 56320), (3680, 55264), (4048, 50240), (5024, 40480), (5060, 40192), (5120, 39721), (5632, 36110), (5888, 34540), (6280, 32384), (6908, 29440), (7040, 28888), (7222, 28160), (7360, 27632), (8096, 25120), (8635, 23552), (10048, 20240), (10120, 20096), (11264, 18055), (11776, 17270), (12560, 16192), (13816, 14720), (14080, 14444)]