72018840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1609}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 216770400

約数和(自身を除く): 144751560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 373, 746, 1119, 1492, 1609, 1865, 2238, 2984, 3218, 3730, 4476, 4827, 5595, 6436, 7460, 8045, 8952, 9654, 11190, 12872, 14920, 16090, 19308, 22380, 24135, 32180, 38616, 44760, 48270, 64360, 96540, 193080, 600157, 1200314, 1800471, 2400628, 3000785, 3600942, 4801256, 6001570, 7201884, 9002355, 12003140, 14403768, 18004710, 24006280, 36009420, 72018840]

約数ペア:

[(1, 72018840), (2, 36009420), (3, 24006280), (4, 18004710), (5, 14403768), (6, 12003140), (8, 9002355), (10, 7201884), (12, 6001570), (15, 4801256), (20, 3600942), (24, 3000785), (30, 2400628), (40, 1800471), (60, 1200314), (120, 600157), (373, 193080), (746, 96540), (1119, 64360), (1492, 48270), (1609, 44760), (1865, 38616), (2238, 32180), (2984, 24135), (3218, 22380), (3730, 19308), (4476, 16090), (4827, 14920), (5595, 12872), (6436, 11190), (7460, 9654), (8045, 8952)]