220536800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1369

約数の個数: 144

約数和(自身を含む): 618710400

約数和(自身を除く): 398173600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 475, 550, 608, 760, 800, 836, 880, 950, 1045, 1100, 1319, 1520, 1672, 1760, 1900, 2090, 2200, 2638, 3040, 3344, 3800, 4180, 4400, 5225, 5276, 6595, 6688, 7600, 8360, 8800, 10450, 10552, 13190, 14509, 15200, 16720, 20900, 21104, 25061, 26380, 29018, 32975, 33440, 41800, 42208, 50122, 52760, 58036, 65950, 72545, 83600, 100244, 105520, 116072, 125305, 131900, 145090, 167200, 200488, 211040, 232144, 250610, 263800, 275671, 290180, 362725, 400976, 464288, 501220, 527600, 551342, 580360, 626525, 725450, 801952, 1002440, 1055200, 1102684, 1160720, 1253050, 1378355, 1450900, 2004880, 2205368, 2321440, 2506100, 2756710, 2901800, 4009760, 4410736, 5012200, 5513420, 5803600, 6891775, 8821472, 10024400, 11026840, 11607200, 13783550, 20048800, 22053680, 27567100, 44107360, 55134200, 110268400, 220536800]

約数ペア:

[(1, 220536800), (2, 110268400), (4, 55134200), (5, 44107360), (8, 27567100), (10, 22053680), (11, 20048800), (16, 13783550), (19, 11607200), (20, 11026840), (22, 10024400), (25, 8821472), (32, 6891775), (38, 5803600), (40, 5513420), (44, 5012200), (50, 4410736), (55, 4009760), (76, 2901800), (80, 2756710), (88, 2506100), (95, 2321440), (100, 2205368), (110, 2004880), (152, 1450900), (160, 1378355), (176, 1253050), (190, 1160720), (200, 1102684), (209, 1055200), (220, 1002440), (275, 801952), (304, 725450), (352, 626525), (380, 580360), (400, 551342), (418, 527600), (440, 501220), (475, 464288), (550, 400976), (608, 362725), (760, 290180), (800, 275671), (836, 263800), (880, 250610), (950, 232144), (1045, 211040), (1100, 200488), (1319, 167200), (1520, 145090), (1672, 131900), (1760, 125305), (1900, 116072), (2090, 105520), (2200, 100244), (2638, 83600), (3040, 72545), (3344, 65950), (3800, 58036), (4180, 52760), (4400, 50122), (5225, 42208), (5276, 41800), (6595, 33440), (6688, 32975), (7600, 29018), (8360, 26380), (8800, 25061), (10450, 21104), (10552, 20900), (13190, 16720), (14509, 15200)]