20174962755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 36787322880

約数和(自身を除く): 16612360125

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 71, 85, 95, 213, 223, 255, 263, 285, 323, 355, 669, 789, 969, 1065, 1115, 1207, 1315, 1349, 1615, 3345, 3621, 3791, 3945, 4047, 4237, 4471, 4845, 4997, 6035, 6745, 11373, 12711, 13413, 14991, 15833, 18105, 18673, 18955, 20235, 21185, 22355, 22933, 24985, 47499, 56019, 56865, 58649, 63555, 67065, 68799, 72029, 74955, 79165, 84949, 93365, 114665, 175947, 216087, 237495, 254847, 269161, 280095, 293245, 300827, 317441, 343995, 354787, 360145, 424745, 807483, 879735, 902481, 952323, 997033, 1064361, 1080435, 1114331, 1274235, 1345805, 1504135, 1587205, 1773935, 2991099, 3342993, 4037415, 4164079, 4512405, 4761615, 4985165, 5114059, 5321805, 5571655, 6031379, 12492237, 14955495, 15342177, 16714965, 18094137, 18943627, 20820395, 25570295, 30156895, 56830881, 62461185, 70789343, 76710885, 79117501, 90470685, 94718135, 212368029, 237352503, 284154405, 353946715, 395587505, 1061840145, 1186762515, 1344997517, 4034992551, 6724987585, 20174962755]

約数ペア:

[(1, 20174962755), (3, 6724987585), (5, 4034992551), (15, 1344997517), (17, 1186762515), (19, 1061840145), (51, 395587505), (57, 353946715), (71, 284154405), (85, 237352503), (95, 212368029), (213, 94718135), (223, 90470685), (255, 79117501), (263, 76710885), (285, 70789343), (323, 62461185), (355, 56830881), (669, 30156895), (789, 25570295), (969, 20820395), (1065, 18943627), (1115, 18094137), (1207, 16714965), (1315, 15342177), (1349, 14955495), (1615, 12492237), (3345, 6031379), (3621, 5571655), (3791, 5321805), (3945, 5114059), (4047, 4985165), (4237, 4761615), (4471, 4512405), (4845, 4164079), (4997, 4037415), (6035, 3342993), (6745, 2991099), (11373, 1773935), (12711, 1587205), (13413, 1504135), (14991, 1345805), (15833, 1274235), (18105, 1114331), (18673, 1080435), (18955, 1064361), (20235, 997033), (21185, 952323), (22355, 902481), (22933, 879735), (24985, 807483), (47499, 424745), (56019, 360145), (56865, 354787), (58649, 343995), (63555, 317441), (67065, 300827), (68799, 293245), (72029, 280095), (74955, 269161), (79165, 254847), (84949, 237495), (93365, 216087), (114665, 175947)]