80748240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2143}}^1$

素因数の和:2316

約数の個数: 80

約数和(自身を含む): 252031488

約数和(自身を除く): 171283248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2143, 2355, 2512, 3140, 3768, 4286, 4710, 6280, 6429, 7536, 8572, 9420, 10715, 12560, 12858, 17144, 18840, 21430, 25716, 32145, 34288, 37680, 42860, 51432, 64290, 85720, 102864, 128580, 171440, 257160, 336451, 514320, 672902, 1009353, 1345804, 1682255, 2018706, 2691608, 3364510, 4037412, 5046765, 5383216, 6729020, 8074824, 10093530, 13458040, 16149648, 20187060, 26916080, 40374120, 80748240]

約数ペア:

[(1, 80748240), (2, 40374120), (3, 26916080), (4, 20187060), (5, 16149648), (6, 13458040), (8, 10093530), (10, 8074824), (12, 6729020), (15, 5383216), (16, 5046765), (20, 4037412), (24, 3364510), (30, 2691608), (40, 2018706), (48, 1682255), (60, 1345804), (80, 1009353), (120, 672902), (157, 514320), (240, 336451), (314, 257160), (471, 171440), (628, 128580), (785, 102864), (942, 85720), (1256, 64290), (1570, 51432), (1884, 42860), (2143, 37680), (2355, 34288), (2512, 32145), (3140, 25716), (3768, 21430), (4286, 18840), (4710, 17144), (6280, 12858), (6429, 12560), (7536, 10715), (8572, 9420)]