78964980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{57221}}^1$

素因数の和:57256

約数の個数: 48

約数和(自身を含む): 230719104

約数和(自身を除く): 151754124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 57221, 114442, 171663, 228884, 286105, 343326, 572210, 686652, 858315, 1144420, 1316083, 1716630, 2632166, 3433260, 3948249, 5264332, 6580415, 7896498, 13160830, 15792996, 19741245, 26321660, 39482490, 78964980]

約数ペア:

[(1, 78964980), (2, 39482490), (3, 26321660), (4, 19741245), (5, 15792996), (6, 13160830), (10, 7896498), (12, 6580415), (15, 5264332), (20, 3948249), (23, 3433260), (30, 2632166), (46, 1716630), (60, 1316083), (69, 1144420), (92, 858315), (115, 686652), (138, 572210), (230, 343326), (276, 286105), (345, 228884), (460, 171663), (690, 114442), (1380, 57221)]