78802740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145931}}^1$

素因数の和:145949

約数の個数: 48

約数和(自身を含む): 245165760

約数和(自身を除く): 166363020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145931, 291862, 437793, 583724, 729655, 875586, 1313379, 1459310, 1751172, 2188965, 2626758, 2918620, 3940137, 4377930, 5253516, 6566895, 7880274, 8755860, 13133790, 15760548, 19700685, 26267580, 39401370, 78802740]

約数ペア:

[(1, 78802740), (2, 39401370), (3, 26267580), (4, 19700685), (5, 15760548), (6, 13133790), (9, 8755860), (10, 7880274), (12, 6566895), (15, 5253516), (18, 4377930), (20, 3940137), (27, 2918620), (30, 2626758), (36, 2188965), (45, 1751172), (54, 1459310), (60, 1313379), (90, 875586), (108, 729655), (135, 583724), (180, 437793), (270, 291862), (540, 145931)]