78756840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72923}}^1$

素因数の和:72943

約数の個数: 64

約数和(自身を含む): 262526400

約数和(自身を除く): 183769560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72923, 145846, 218769, 291692, 364615, 437538, 583384, 656307, 729230, 875076, 1093845, 1312614, 1458460, 1750152, 1968921, 2187690, 2625228, 2916920, 3281535, 3937842, 4375380, 5250456, 6563070, 7875684, 8750760, 9844605, 13126140, 15751368, 19689210, 26252280, 39378420, 78756840]

約数ペア:

[(1, 78756840), (2, 39378420), (3, 26252280), (4, 19689210), (5, 15751368), (6, 13126140), (8, 9844605), (9, 8750760), (10, 7875684), (12, 6563070), (15, 5250456), (18, 4375380), (20, 3937842), (24, 3281535), (27, 2916920), (30, 2625228), (36, 2187690), (40, 1968921), (45, 1750152), (54, 1458460), (60, 1312614), (72, 1093845), (90, 875076), (108, 729230), (120, 656307), (135, 583384), (180, 437538), (216, 364615), (270, 291692), (360, 218769), (540, 145846), (1080, 72923)]