80688120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1137

約数の個数: 128

約数和(自身を含む): 263476800

約数和(自身を除く): 182788680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 408, 444, 510, 555, 629, 680, 740, 888, 1020, 1069, 1110, 1258, 1480, 1887, 2040, 2138, 2220, 2516, 3145, 3207, 3774, 4276, 4440, 5032, 5345, 6290, 6414, 7548, 8552, 9435, 10690, 12580, 12828, 15096, 16035, 18173, 18870, 21380, 25160, 25656, 32070, 36346, 37740, 39553, 42760, 54519, 64140, 72692, 75480, 79106, 90865, 109038, 118659, 128280, 145384, 158212, 181730, 197765, 218076, 237318, 272595, 316424, 363460, 395530, 436152, 474636, 545190, 593295, 672401, 726920, 791060, 949272, 1090380, 1186590, 1344802, 1582120, 2017203, 2180760, 2373180, 2689604, 3362005, 4034406, 4746360, 5379208, 6724010, 8068812, 10086015, 13448020, 16137624, 20172030, 26896040, 40344060, 80688120]

約数ペア:

[(1, 80688120), (2, 40344060), (3, 26896040), (4, 20172030), (5, 16137624), (6, 13448020), (8, 10086015), (10, 8068812), (12, 6724010), (15, 5379208), (17, 4746360), (20, 4034406), (24, 3362005), (30, 2689604), (34, 2373180), (37, 2180760), (40, 2017203), (51, 1582120), (60, 1344802), (68, 1186590), (74, 1090380), (85, 949272), (102, 791060), (111, 726920), (120, 672401), (136, 593295), (148, 545190), (170, 474636), (185, 436152), (204, 395530), (222, 363460), (255, 316424), (296, 272595), (340, 237318), (370, 218076), (408, 197765), (444, 181730), (510, 158212), (555, 145384), (629, 128280), (680, 118659), (740, 109038), (888, 90865), (1020, 79106), (1069, 75480), (1110, 72692), (1258, 64140), (1480, 54519), (1887, 42760), (2040, 39553), (2138, 37740), (2220, 36346), (2516, 32070), (3145, 25656), (3207, 25160), (3774, 21380), (4276, 18870), (4440, 18173), (5032, 16035), (5345, 15096), (6290, 12828), (6414, 12580), (7548, 10690), (8552, 9435)]