6821089.00000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 82425600

約数和(自身を除く): 53756120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 317, 323, 340, 380, 476, 532, 595, 634, 646, 665, 680, 760, 952, 1064, 1190, 1268, 1292, 1330, 1585, 1615, 2219, 2261, 2380, 2536, 2584, 2660, 3170, 3230, 4438, 4522, 4760, 5320, 5389, 6023, 6340, 6460, 8876, 9044, 10778, 11095, 11305, 12046, 12680, 12920, 17752, 18088, 21556, 22190, 22610, 24092, 26945, 30115, 37723, 42161, 43112, 44380, 45220, 48184, 53890, 60230, 75446, 84322, 88760, 90440, 102391, 107780, 120460, 150892, 168644, 188615, 204782, 210805, 215560, 240920, 301784, 337288, 377230, 409564, 421610, 511955, 716737, 754460, 819128, 843220, 1023910, 1433474, 1508920, 1686440, 2047820, 2866948, 3583685, 4095640, 5733896, 7167370, 14334740, 28669480]

約数ペア:

[(1, 28669480), (2, 14334740), (4, 7167370), (5, 5733896), (7, 4095640), (8, 3583685), (10, 2866948), (14, 2047820), (17, 1686440), (19, 1508920), (20, 1433474), (28, 1023910), (34, 843220), (35, 819128), (38, 754460), (40, 716737), (56, 511955), (68, 421610), (70, 409564), (76, 377230), (85, 337288), (95, 301784), (119, 240920), (133, 215560), (136, 210805), (140, 204782), (152, 188615), (170, 168644), (190, 150892), (238, 120460), (266, 107780), (280, 102391), (317, 90440), (323, 88760), (340, 84322), (380, 75446), (476, 60230), (532, 53890), (595, 48184), (634, 45220), (646, 44380), (665, 43112), (680, 42161), (760, 37723), (952, 30115), (1064, 26945), (1190, 24092), (1268, 22610), (1292, 22190), (1330, 21556), (1585, 18088), (1615, 17752), (2219, 12920), (2261, 12680), (2380, 12046), (2536, 11305), (2584, 11095), (2660, 10778), (3170, 9044), (3230, 8876), (4438, 6460), (4522, 6340), (4760, 6023), (5320, 5389)]