2101335280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:623

約数の個数: 160

約数和(自身を含む): 5512147200

約数和(自身を除く): 3410811920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 139, 164, 176, 205, 220, 278, 328, 410, 419, 440, 451, 556, 656, 695, 820, 838, 880, 902, 1112, 1390, 1529, 1640, 1676, 1804, 2095, 2224, 2255, 2780, 3058, 3280, 3352, 3608, 4190, 4510, 4609, 5560, 5699, 6116, 6704, 7216, 7645, 8380, 9020, 9218, 11120, 11398, 12232, 15290, 16760, 17179, 18040, 18436, 22796, 23045, 24464, 28495, 30580, 33520, 34358, 36080, 36872, 45592, 46090, 56990, 58241, 61160, 62689, 68716, 73744, 85895, 91184, 92180, 113980, 116482, 122320, 125378, 137432, 171790, 184360, 188969, 227960, 232964, 250756, 274864, 291205, 313445, 343580, 368720, 377938, 455920, 465928, 501512, 582410, 626890, 640651, 687160, 755876, 931856, 944845, 1003024, 1164820, 1253780, 1281302, 1374320, 1511752, 1889690, 2329640, 2387881, 2507560, 2562604, 3023504, 3203255, 3779380, 4659280, 4775762, 5015120, 5125208, 6406510, 7558760, 9551524, 10250416, 11939405, 12813020, 15117520, 19103048, 23878810, 25626040, 26266691, 38206096, 47757620, 51252080, 52533382, 95515240, 105066764, 131333455, 191030480, 210133528, 262666910, 420267056, 525333820, 1050667640, 2101335280]

約数ペア:

[(1, 2101335280), (2, 1050667640), (4, 525333820), (5, 420267056), (8, 262666910), (10, 210133528), (11, 191030480), (16, 131333455), (20, 105066764), (22, 95515240), (40, 52533382), (41, 51252080), (44, 47757620), (55, 38206096), (80, 26266691), (82, 25626040), (88, 23878810), (110, 19103048), (139, 15117520), (164, 12813020), (176, 11939405), (205, 10250416), (220, 9551524), (278, 7558760), (328, 6406510), (410, 5125208), (419, 5015120), (440, 4775762), (451, 4659280), (556, 3779380), (656, 3203255), (695, 3023504), (820, 2562604), (838, 2507560), (880, 2387881), (902, 2329640), (1112, 1889690), (1390, 1511752), (1529, 1374320), (1640, 1281302), (1676, 1253780), (1804, 1164820), (2095, 1003024), (2224, 944845), (2255, 931856), (2780, 755876), (3058, 687160), (3280, 640651), (3352, 626890), (3608, 582410), (4190, 501512), (4510, 465928), (4609, 455920), (5560, 377938), (5699, 368720), (6116, 343580), (6704, 313445), (7216, 291205), (7645, 274864), (8380, 250756), (9020, 232964), (9218, 227960), (11120, 188969), (11398, 184360), (12232, 171790), (15290, 137432), (16760, 125378), (17179, 122320), (18040, 116482), (18436, 113980), (22796, 92180), (23045, 91184), (24464, 85895), (28495, 73744), (30580, 68716), (33520, 62689), (34358, 61160), (36080, 58241), (36872, 56990), (45592, 46090)]