39970665

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 85586688

約数和(自身を除く): 45616023

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 81, 105, 115, 135, 161, 189, 207, 315, 345, 405, 483, 567, 613, 621, 805, 945, 1035, 1449, 1839, 1863, 2415, 2835, 3065, 3105, 4291, 4347, 5517, 7245, 9195, 9315, 12873, 13041, 14099, 16551, 21455, 21735, 27585, 38619, 42297, 49653, 64365, 65205, 70495, 82755, 98693, 115857, 126891, 193095, 211485, 248265, 296079, 347571, 380673, 493465, 579285, 634455, 888237, 1142019, 1480395, 1737855, 1903365, 2664711, 4441185, 5710095, 7994133, 13323555, 39970665]

約数ペア:

[(1, 39970665), (3, 13323555), (5, 7994133), (7, 5710095), (9, 4441185), (15, 2664711), (21, 1903365), (23, 1737855), (27, 1480395), (35, 1142019), (45, 888237), (63, 634455), (69, 579285), (81, 493465), (105, 380673), (115, 347571), (135, 296079), (161, 248265), (189, 211485), (207, 193095), (315, 126891), (345, 115857), (405, 98693), (483, 82755), (567, 70495), (613, 65205), (621, 64365), (805, 49653), (945, 42297), (1035, 38619), (1449, 27585), (1839, 21735), (1863, 21455), (2415, 16551), (2835, 14099), (3065, 13041), (3105, 12873), (4291, 9315), (4347, 9195), (5517, 7245)]