8208421260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1\times {\mathrm{2081}}^1$

素因数の和:2508

約数の個数: 144

約数和(自身を含む): 24963513120

約数和(自身を除く): 16755091860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 389, 390, 507, 676, 778, 780, 845, 1014, 1167, 1556, 1690, 1945, 2028, 2081, 2334, 2535, 3380, 3890, 4162, 4668, 5057, 5070, 5835, 6243, 7780, 8324, 10114, 10140, 10405, 11670, 12486, 15171, 20228, 20810, 23340, 24972, 25285, 27053, 30342, 31215, 41620, 50570, 54106, 60684, 62430, 65741, 75855, 81159, 101140, 108212, 124860, 131482, 135265, 151710, 162318, 197223, 262964, 270530, 303420, 324636, 328705, 351689, 394446, 405795, 541060, 657410, 703378, 788892, 809509, 811590, 986115, 1055067, 1314820, 1406756, 1619018, 1623180, 1758445, 1972230, 2110134, 2428527, 3238036, 3516890, 3944460, 4047545, 4220268, 4857054, 5275335, 7033780, 8095090, 9714108, 10523617, 10550670, 12142635, 16190180, 21047234, 21101340, 24285270, 31570851, 42094468, 48570540, 52618085, 63141702, 105236170, 126283404, 136807021, 157854255, 210472340, 273614042, 315708510, 410421063, 547228084, 631417020, 684035105, 820842126, 1368070210, 1641684252, 2052105315, 2736140420, 4104210630, 8208421260]

約数ペア:

[(1, 8208421260), (2, 4104210630), (3, 2736140420), (4, 2052105315), (5, 1641684252), (6, 1368070210), (10, 820842126), (12, 684035105), (13, 631417020), (15, 547228084), (20, 410421063), (26, 315708510), (30, 273614042), (39, 210472340), (52, 157854255), (60, 136807021), (65, 126283404), (78, 105236170), (130, 63141702), (156, 52618085), (169, 48570540), (195, 42094468), (260, 31570851), (338, 24285270), (389, 21101340), (390, 21047234), (507, 16190180), (676, 12142635), (778, 10550670), (780, 10523617), (845, 9714108), (1014, 8095090), (1167, 7033780), (1556, 5275335), (1690, 4857054), (1945, 4220268), (2028, 4047545), (2081, 3944460), (2334, 3516890), (2535, 3238036), (3380, 2428527), (3890, 2110134), (4162, 1972230), (4668, 1758445), (5057, 1623180), (5070, 1619018), (5835, 1406756), (6243, 1314820), (7780, 1055067), (8324, 986115), (10114, 811590), (10140, 809509), (10405, 788892), (11670, 703378), (12486, 657410), (15171, 541060), (20228, 405795), (20810, 394446), (23340, 351689), (24972, 328705), (25285, 324636), (27053, 303420), (30342, 270530), (31215, 262964), (41620, 197223), (50570, 162318), (54106, 151710), (60684, 135265), (62430, 131482), (65741, 124860), (75855, 108212), (81159, 101140)]