51480720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:709

約数の個数: 120

約数和(自身を含む): 174560256

約数和(自身を除く): 123079536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 563, 635, 720, 762, 1016, 1126, 1143, 1270, 1524, 1689, 1905, 2032, 2252, 2286, 2540, 2815, 3048, 3378, 3810, 4504, 4572, 5067, 5080, 5630, 5715, 6096, 6756, 7620, 8445, 9008, 9144, 10134, 10160, 11260, 11430, 13512, 15240, 16890, 18288, 20268, 22520, 22860, 25335, 27024, 30480, 33780, 40536, 45040, 45720, 50670, 67560, 71501, 81072, 91440, 101340, 135120, 143002, 202680, 214503, 286004, 357505, 405360, 429006, 572008, 643509, 715010, 858012, 1072515, 1144016, 1287018, 1430020, 1716024, 2145030, 2574036, 2860040, 3217545, 3432048, 4290060, 5148072, 5720080, 6435090, 8580120, 10296144, 12870180, 17160240, 25740360, 51480720]

約数ペア:

[(1, 51480720), (2, 25740360), (3, 17160240), (4, 12870180), (5, 10296144), (6, 8580120), (8, 6435090), (9, 5720080), (10, 5148072), (12, 4290060), (15, 3432048), (16, 3217545), (18, 2860040), (20, 2574036), (24, 2145030), (30, 1716024), (36, 1430020), (40, 1287018), (45, 1144016), (48, 1072515), (60, 858012), (72, 715010), (80, 643509), (90, 572008), (120, 429006), (127, 405360), (144, 357505), (180, 286004), (240, 214503), (254, 202680), (360, 143002), (381, 135120), (508, 101340), (563, 91440), (635, 81072), (720, 71501), (762, 67560), (1016, 50670), (1126, 45720), (1143, 45040), (1270, 40536), (1524, 33780), (1689, 30480), (1905, 27024), (2032, 25335), (2252, 22860), (2286, 22520), (2540, 20268), (2815, 18288), (3048, 16890), (3378, 15240), (3810, 13512), (4504, 11430), (4572, 11260), (5067, 10160), (5080, 10134), (5630, 9144), (5715, 9008), (6096, 8445), (6756, 7620)]