217875000

素因数分解:

$2^3\times 3^1\times 5^6\times 7^1\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 787489920

約数和(自身を除く): 569614920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 83, 84, 100, 105, 120, 125, 140, 150, 166, 168, 175, 200, 210, 249, 250, 280, 300, 332, 350, 375, 415, 420, 498, 500, 525, 581, 600, 625, 664, 700, 750, 830, 840, 875, 996, 1000, 1050, 1162, 1245, 1250, 1400, 1500, 1660, 1743, 1750, 1875, 1992, 2075, 2100, 2324, 2490, 2500, 2625, 2905, 3000, 3125, 3320, 3486, 3500, 3750, 4150, 4200, 4375, 4648, 4980, 5000, 5250, 5810, 6225, 6250, 6972, 7000, 7500, 8300, 8715, 8750, 9375, 9960, 10375, 10500, 11620, 12450, 12500, 13125, 13944, 14525, 15000, 15625, 16600, 17430, 17500, 18750, 20750, 21000, 21875, 23240, 24900, 25000, 26250, 29050, 31125, 31250, 34860, 35000, 37500, 41500, 43575, 43750, 46875, 49800, 51875, 52500, 58100, 62250, 62500, 65625, 69720, 72625, 75000, 83000, 87150, 87500, 93750, 103750, 105000, 109375, 116200, 124500, 125000, 131250, 145250, 155625, 174300, 175000, 187500, 207500, 217875, 218750, 249000, 259375, 262500, 290500, 311250, 328125, 348600, 363125, 375000, 415000, 435750, 437500, 518750, 525000, 581000, 622500, 656250, 726250, 778125, 871500, 875000, 1037500, 1089375, 1245000, 1296875, 1312500, 1452500, 1556250, 1743000, 1815625, 2075000, 2178750, 2593750, 2625000, 2905000, 3112500, 3631250, 3890625, 4357500, 5187500, 5446875, 6225000, 7262500, 7781250, 8715000, 9078125, 10375000, 10893750, 14525000, 15562500, 18156250, 21787500, 27234375, 31125000, 36312500, 43575000, 54468750, 72625000, 108937500, 217875000]

約数ペア:

[(1, 217875000), (2, 108937500), (3, 72625000), (4, 54468750), (5, 43575000), (6, 36312500), (7, 31125000), (8, 27234375), (10, 21787500), (12, 18156250), (14, 15562500), (15, 14525000), (20, 10893750), (21, 10375000), (24, 9078125), (25, 8715000), (28, 7781250), (30, 7262500), (35, 6225000), (40, 5446875), (42, 5187500), (50, 4357500), (56, 3890625), (60, 3631250), (70, 3112500), (75, 2905000), (83, 2625000), (84, 2593750), (100, 2178750), (105, 2075000), (120, 1815625), (125, 1743000), (140, 1556250), (150, 1452500), (166, 1312500), (168, 1296875), (175, 1245000), (200, 1089375), (210, 1037500), (249, 875000), (250, 871500), (280, 778125), (300, 726250), (332, 656250), (350, 622500), (375, 581000), (415, 525000), (420, 518750), (498, 437500), (500, 435750), (525, 415000), (581, 375000), (600, 363125), (625, 348600), (664, 328125), (700, 311250), (750, 290500), (830, 262500), (840, 259375), (875, 249000), (996, 218750), (1000, 217875), (1050, 207500), (1162, 187500), (1245, 175000), (1250, 174300), (1400, 155625), (1500, 145250), (1660, 131250), (1743, 125000), (1750, 124500), (1875, 116200), (1992, 109375), (2075, 105000), (2100, 103750), (2324, 93750), (2490, 87500), (2500, 87150), (2625, 83000), (2905, 75000), (3000, 72625), (3125, 69720), (3320, 65625), (3486, 62500), (3500, 62250), (3750, 58100), (4150, 52500), (4200, 51875), (4375, 49800), (4648, 46875), (4980, 43750), (5000, 43575), (5250, 41500), (5810, 37500), (6225, 35000), (6250, 34860), (6972, 31250), (7000, 31125), (7500, 29050), (8300, 26250), (8715, 25000), (8750, 24900), (9375, 23240), (9960, 21875), (10375, 21000), (10500, 20750), (11620, 18750), (12450, 17500), (12500, 17430), (13125, 16600), (13944, 15625), (14525, 15000)]