16905000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^2\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 240

約数和(自身を含む): 64104480

約数和(自身を除く): 47199480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 49, 50, 56, 60, 69, 70, 75, 84, 92, 98, 100, 105, 115, 120, 125, 138, 140, 147, 150, 161, 168, 175, 184, 196, 200, 210, 230, 245, 250, 276, 280, 294, 300, 322, 345, 350, 375, 392, 420, 460, 483, 490, 500, 525, 552, 575, 588, 600, 625, 644, 690, 700, 735, 750, 805, 840, 875, 920, 966, 980, 1000, 1050, 1127, 1150, 1176, 1225, 1250, 1288, 1380, 1400, 1470, 1500, 1610, 1725, 1750, 1875, 1932, 1960, 2100, 2254, 2300, 2415, 2450, 2500, 2625, 2760, 2875, 2940, 3000, 3220, 3381, 3450, 3500, 3675, 3750, 3864, 4025, 4200, 4375, 4508, 4600, 4830, 4900, 5000, 5250, 5635, 5750, 5880, 6125, 6440, 6762, 6900, 7000, 7350, 7500, 8050, 8625, 8750, 9016, 9660, 9800, 10500, 11270, 11500, 12075, 12250, 13125, 13524, 13800, 14375, 14700, 15000, 16100, 16905, 17250, 17500, 18375, 19320, 20125, 21000, 22540, 23000, 24150, 24500, 26250, 27048, 28175, 28750, 29400, 30625, 32200, 33810, 34500, 35000, 36750, 40250, 43125, 45080, 48300, 49000, 52500, 56350, 57500, 60375, 61250, 67620, 69000, 73500, 80500, 84525, 86250, 91875, 96600, 100625, 105000, 112700, 115000, 120750, 122500, 135240, 140875, 147000, 161000, 169050, 172500, 183750, 201250, 225400, 241500, 245000, 281750, 301875, 338100, 345000, 367500, 402500, 422625, 483000, 563500, 603750, 676200, 704375, 735000, 805000, 845250, 1127000, 1207500, 1408750, 1690500, 2113125, 2415000, 2817500, 3381000, 4226250, 5635000, 8452500, 16905000]

約数ペア:

[(1, 16905000), (2, 8452500), (3, 5635000), (4, 4226250), (5, 3381000), (6, 2817500), (7, 2415000), (8, 2113125), (10, 1690500), (12, 1408750), (14, 1207500), (15, 1127000), (20, 845250), (21, 805000), (23, 735000), (24, 704375), (25, 676200), (28, 603750), (30, 563500), (35, 483000), (40, 422625), (42, 402500), (46, 367500), (49, 345000), (50, 338100), (56, 301875), (60, 281750), (69, 245000), (70, 241500), (75, 225400), (84, 201250), (92, 183750), (98, 172500), (100, 169050), (105, 161000), (115, 147000), (120, 140875), (125, 135240), (138, 122500), (140, 120750), (147, 115000), (150, 112700), (161, 105000), (168, 100625), (175, 96600), (184, 91875), (196, 86250), (200, 84525), (210, 80500), (230, 73500), (245, 69000), (250, 67620), (276, 61250), (280, 60375), (294, 57500), (300, 56350), (322, 52500), (345, 49000), (350, 48300), (375, 45080), (392, 43125), (420, 40250), (460, 36750), (483, 35000), (490, 34500), (500, 33810), (525, 32200), (552, 30625), (575, 29400), (588, 28750), (600, 28175), (625, 27048), (644, 26250), (690, 24500), (700, 24150), (735, 23000), (750, 22540), (805, 21000), (840, 20125), (875, 19320), (920, 18375), (966, 17500), (980, 17250), (1000, 16905), (1050, 16100), (1127, 15000), (1150, 14700), (1176, 14375), (1225, 13800), (1250, 13524), (1288, 13125), (1380, 12250), (1400, 12075), (1470, 11500), (1500, 11270), (1610, 10500), (1725, 9800), (1750, 9660), (1875, 9016), (1932, 8750), (1960, 8625), (2100, 8050), (2254, 7500), (2300, 7350), (2415, 7000), (2450, 6900), (2500, 6762), (2625, 6440), (2760, 6125), (2875, 5880), (2940, 5750), (3000, 5635), (3220, 5250), (3381, 5000), (3450, 4900), (3500, 4830), (3675, 4600), (3750, 4508), (3864, 4375), (4025, 4200)]