123514320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{514643}}^1$

素因数の和:514659

約数の個数: 40

約数和(自身を含む): 382895136

約数和(自身を除く): 259380816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 514643, 1029286, 1543929, 2058572, 2573215, 3087858, 4117144, 5146430, 6175716, 7719645, 8234288, 10292860, 12351432, 15439290, 20585720, 24702864, 30878580, 41171440, 61757160, 123514320]

約数ペア:

[(1, 123514320), (2, 61757160), (3, 41171440), (4, 30878580), (5, 24702864), (6, 20585720), (8, 15439290), (10, 12351432), (12, 10292860), (15, 8234288), (16, 7719645), (20, 6175716), (24, 5146430), (30, 4117144), (40, 3087858), (48, 2573215), (60, 2058572), (80, 1543929), (120, 1029286), (240, 514643)]