169238940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216973}}^1$

素因数の和:216998

約数の個数: 48

約数和(自身を含む): 510322848

約数和(自身を除く): 341083908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 216973, 433946, 650919, 867892, 1084865, 1301838, 2169730, 2603676, 2820649, 3254595, 4339460, 5641298, 6509190, 8461947, 11282596, 13018380, 14103245, 16923894, 28206490, 33847788, 42309735, 56412980, 84619470, 169238940]

約数ペア:

[(1, 169238940), (2, 84619470), (3, 56412980), (4, 42309735), (5, 33847788), (6, 28206490), (10, 16923894), (12, 14103245), (13, 13018380), (15, 11282596), (20, 8461947), (26, 6509190), (30, 5641298), (39, 4339460), (52, 3254595), (60, 2820649), (65, 2603676), (78, 2169730), (130, 1301838), (156, 1084865), (195, 867892), (260, 650919), (390, 433946), (780, 216973)]