209587500

素因数分解:

$2^2\times 3^6\times 5^5\times {\mathrm{23}}^1$

素因数の和:70

約数の個数: 252

約数和(自身を含む): 717235344

約数和(自身を除く): 507647844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 27, 30, 36, 45, 46, 50, 54, 60, 69, 75, 81, 90, 92, 100, 108, 115, 125, 135, 138, 150, 162, 180, 207, 225, 230, 243, 250, 270, 276, 300, 324, 345, 375, 405, 414, 450, 460, 486, 500, 540, 575, 621, 625, 675, 690, 729, 750, 810, 828, 900, 972, 1035, 1125, 1150, 1215, 1242, 1250, 1350, 1380, 1458, 1500, 1620, 1725, 1863, 1875, 2025, 2070, 2250, 2300, 2430, 2484, 2500, 2700, 2875, 2916, 3105, 3125, 3375, 3450, 3645, 3726, 3750, 4050, 4140, 4500, 4860, 5175, 5589, 5625, 5750, 6075, 6210, 6250, 6750, 6900, 7290, 7452, 7500, 8100, 8625, 9315, 9375, 10125, 10350, 11178, 11250, 11500, 12150, 12420, 12500, 13500, 14375, 14580, 15525, 16767, 16875, 17250, 18225, 18630, 18750, 20250, 20700, 22356, 22500, 24300, 25875, 27945, 28125, 28750, 30375, 31050, 33534, 33750, 34500, 36450, 37260, 37500, 40500, 43125, 46575, 50625, 51750, 55890, 56250, 57500, 60750, 62100, 67068, 67500, 71875, 72900, 77625, 83835, 84375, 86250, 91125, 93150, 101250, 103500, 111780, 112500, 121500, 129375, 139725, 143750, 151875, 155250, 167670, 168750, 172500, 182250, 186300, 202500, 215625, 232875, 253125, 258750, 279450, 287500, 303750, 310500, 335340, 337500, 364500, 388125, 419175, 431250, 455625, 465750, 506250, 517500, 558900, 607500, 646875, 698625, 759375, 776250, 838350, 862500, 911250, 931500, 1012500, 1164375, 1293750, 1397250, 1518750, 1552500, 1676700, 1822500, 1940625, 2095875, 2278125, 2328750, 2587500, 2794500, 3037500, 3493125, 3881250, 4191750, 4556250, 4657500, 5821875, 6986250, 7762500, 8383500, 9112500, 10479375, 11643750, 13972500, 17465625, 20958750, 23287500, 34931250, 41917500, 52396875, 69862500, 104793750, 209587500]

約数ペア:

[(1, 209587500), (2, 104793750), (3, 69862500), (4, 52396875), (5, 41917500), (6, 34931250), (9, 23287500), (10, 20958750), (12, 17465625), (15, 13972500), (18, 11643750), (20, 10479375), (23, 9112500), (25, 8383500), (27, 7762500), (30, 6986250), (36, 5821875), (45, 4657500), (46, 4556250), (50, 4191750), (54, 3881250), (60, 3493125), (69, 3037500), (75, 2794500), (81, 2587500), (90, 2328750), (92, 2278125), (100, 2095875), (108, 1940625), (115, 1822500), (125, 1676700), (135, 1552500), (138, 1518750), (150, 1397250), (162, 1293750), (180, 1164375), (207, 1012500), (225, 931500), (230, 911250), (243, 862500), (250, 838350), (270, 776250), (276, 759375), (300, 698625), (324, 646875), (345, 607500), (375, 558900), (405, 517500), (414, 506250), (450, 465750), (460, 455625), (486, 431250), (500, 419175), (540, 388125), (575, 364500), (621, 337500), (625, 335340), (675, 310500), (690, 303750), (729, 287500), (750, 279450), (810, 258750), (828, 253125), (900, 232875), (972, 215625), (1035, 202500), (1125, 186300), (1150, 182250), (1215, 172500), (1242, 168750), (1250, 167670), (1350, 155250), (1380, 151875), (1458, 143750), (1500, 139725), (1620, 129375), (1725, 121500), (1863, 112500), (1875, 111780), (2025, 103500), (2070, 101250), (2250, 93150), (2300, 91125), (2430, 86250), (2484, 84375), (2500, 83835), (2700, 77625), (2875, 72900), (2916, 71875), (3105, 67500), (3125, 67068), (3375, 62100), (3450, 60750), (3645, 57500), (3726, 56250), (3750, 55890), (4050, 51750), (4140, 50625), (4500, 46575), (4860, 43125), (5175, 40500), (5589, 37500), (5625, 37260), (5750, 36450), (6075, 34500), (6210, 33750), (6250, 33534), (6750, 31050), (6900, 30375), (7290, 28750), (7452, 28125), (7500, 27945), (8100, 25875), (8625, 24300), (9315, 22500), (9375, 22356), (10125, 20700), (10350, 20250), (11178, 18750), (11250, 18630), (11500, 18225), (12150, 17250), (12420, 16875), (12500, 16767), (13500, 15525), (14375, 14580)]