204060285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1723

約数の個数: 96

約数和(自身を含む): 437673600

約数和(自身を除く): 233613315

約数列:

[1, 3, 5, 9, 11, 13, 15, 19, 33, 39, 45, 55, 57, 65, 95, 99, 117, 143, 165, 171, 195, 209, 247, 285, 429, 495, 585, 627, 715, 741, 855, 1045, 1235, 1287, 1669, 1881, 2145, 2223, 2717, 3135, 3705, 5007, 6435, 8151, 8345, 9405, 11115, 13585, 15021, 18359, 21697, 24453, 25035, 31711, 40755, 55077, 65091, 75105, 91795, 95133, 108485, 122265, 158555, 165231, 195273, 238667, 275385, 285399, 325455, 348821, 412243, 475665, 716001, 826155, 976365, 1046463, 1193335, 1236729, 1426995, 1744105, 2061215, 2148003, 3139389, 3580005, 3710187, 4534673, 5232315, 6183645, 10740015, 13604019, 15696945, 18550935, 22673365, 40812057, 68020095, 204060285]

約数ペア:

[(1, 204060285), (3, 68020095), (5, 40812057), (9, 22673365), (11, 18550935), (13, 15696945), (15, 13604019), (19, 10740015), (33, 6183645), (39, 5232315), (45, 4534673), (55, 3710187), (57, 3580005), (65, 3139389), (95, 2148003), (99, 2061215), (117, 1744105), (143, 1426995), (165, 1236729), (171, 1193335), (195, 1046463), (209, 976365), (247, 826155), (285, 716001), (429, 475665), (495, 412243), (585, 348821), (627, 325455), (715, 285399), (741, 275385), (855, 238667), (1045, 195273), (1235, 165231), (1287, 158555), (1669, 122265), (1881, 108485), (2145, 95133), (2223, 91795), (2717, 75105), (3135, 65091), (3705, 55077), (5007, 40755), (6435, 31711), (8151, 25035), (8345, 24453), (9405, 21697), (11115, 18359), (13585, 15021)]