668367045

素因数分解:

$3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 1236755520

約数和(自身を除く): 568388475

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 83, 135, 177, 249, 295, 337, 405, 415, 531, 747, 885, 1011, 1245, 1593, 1685, 2241, 2655, 3033, 3735, 4779, 4897, 5055, 6723, 7965, 9099, 11205, 14691, 15165, 19883, 23895, 24485, 27297, 27971, 33615, 44073, 45495, 59649, 73455, 83913, 99415, 132219, 136485, 139855, 178947, 220365, 251739, 298245, 396657, 419565, 536841, 661095, 755217, 894735, 1258695, 1610523, 1650289, 1983285, 2265651, 2684205, 3776085, 4950867, 8052615, 8251445, 11328255, 14852601, 24754335, 44557803, 74263005, 133673409, 222789015, 668367045]

約数ペア:

[(1, 668367045), (3, 222789015), (5, 133673409), (9, 74263005), (15, 44557803), (27, 24754335), (45, 14852601), (59, 11328255), (81, 8251445), (83, 8052615), (135, 4950867), (177, 3776085), (249, 2684205), (295, 2265651), (337, 1983285), (405, 1650289), (415, 1610523), (531, 1258695), (747, 894735), (885, 755217), (1011, 661095), (1245, 536841), (1593, 419565), (1685, 396657), (2241, 298245), (2655, 251739), (3033, 220365), (3735, 178947), (4779, 139855), (4897, 136485), (5055, 132219), (6723, 99415), (7965, 83913), (9099, 73455), (11205, 59649), (14691, 45495), (15165, 44073), (19883, 33615), (23895, 27971), (24485, 27297)]