20741400

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 74995200

約数和(自身を除く): 54253800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 27, 30, 36, 40, 45, 46, 50, 54, 60, 69, 72, 75, 90, 92, 100, 108, 115, 120, 135, 138, 150, 167, 180, 184, 200, 207, 216, 225, 230, 270, 276, 300, 334, 345, 360, 414, 450, 460, 501, 540, 552, 575, 600, 621, 668, 675, 690, 828, 835, 900, 920, 1002, 1035, 1080, 1150, 1242, 1336, 1350, 1380, 1503, 1656, 1670, 1725, 1800, 2004, 2070, 2300, 2484, 2505, 2700, 2760, 3006, 3105, 3340, 3450, 3841, 4008, 4140, 4175, 4509, 4600, 4968, 5010, 5175, 5400, 6012, 6210, 6680, 6900, 7515, 7682, 8280, 8350, 9018, 10020, 10350, 11523, 12024, 12420, 12525, 13800, 15030, 15364, 15525, 16700, 18036, 19205, 20040, 20700, 22545, 23046, 24840, 25050, 30060, 30728, 31050, 33400, 34569, 36072, 37575, 38410, 41400, 45090, 46092, 50100, 57615, 60120, 62100, 69138, 75150, 76820, 90180, 92184, 96025, 100200, 103707, 112725, 115230, 124200, 138276, 150300, 153640, 172845, 180360, 192050, 207414, 225450, 230460, 276552, 288075, 300600, 345690, 384100, 414828, 450900, 460920, 518535, 576150, 691380, 768200, 829656, 864225, 901800, 1037070, 1152300, 1382760, 1728450, 2074140, 2304600, 2592675, 3456900, 4148280, 5185350, 6913800, 10370700, 20741400]

約数ペア:

[(1, 20741400), (2, 10370700), (3, 6913800), (4, 5185350), (5, 4148280), (6, 3456900), (8, 2592675), (9, 2304600), (10, 2074140), (12, 1728450), (15, 1382760), (18, 1152300), (20, 1037070), (23, 901800), (24, 864225), (25, 829656), (27, 768200), (30, 691380), (36, 576150), (40, 518535), (45, 460920), (46, 450900), (50, 414828), (54, 384100), (60, 345690), (69, 300600), (72, 288075), (75, 276552), (90, 230460), (92, 225450), (100, 207414), (108, 192050), (115, 180360), (120, 172845), (135, 153640), (138, 150300), (150, 138276), (167, 124200), (180, 115230), (184, 112725), (200, 103707), (207, 100200), (216, 96025), (225, 92184), (230, 90180), (270, 76820), (276, 75150), (300, 69138), (334, 62100), (345, 60120), (360, 57615), (414, 50100), (450, 46092), (460, 45090), (501, 41400), (540, 38410), (552, 37575), (575, 36072), (600, 34569), (621, 33400), (668, 31050), (675, 30728), (690, 30060), (828, 25050), (835, 24840), (900, 23046), (920, 22545), (1002, 20700), (1035, 20040), (1080, 19205), (1150, 18036), (1242, 16700), (1336, 15525), (1350, 15364), (1380, 15030), (1503, 13800), (1656, 12525), (1670, 12420), (1725, 12024), (1800, 11523), (2004, 10350), (2070, 10020), (2300, 9018), (2484, 8350), (2505, 8280), (2700, 7682), (2760, 7515), (3006, 6900), (3105, 6680), (3340, 6210), (3450, 6012), (3841, 5400), (4008, 5175), (4140, 5010), (4175, 4968), (4509, 4600)]