20163457600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{6779}}^1$

素因数の和:6838

約数の個数: 252

約数和(自身を含む): 58617520560

約数和(自身を除く): 38454062960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 64, 65, 80, 88, 100, 104, 110, 130, 143, 160, 169, 176, 200, 208, 220, 260, 275, 286, 320, 325, 338, 352, 400, 416, 440, 520, 550, 572, 650, 676, 704, 715, 800, 832, 845, 880, 1040, 1100, 1144, 1300, 1352, 1430, 1600, 1690, 1760, 1859, 2080, 2200, 2288, 2600, 2704, 2860, 3380, 3520, 3575, 3718, 4160, 4225, 4400, 4576, 5200, 5408, 5720, 6760, 6779, 7150, 7436, 8450, 8800, 9152, 9295, 10400, 10816, 11440, 13520, 13558, 14300, 14872, 16900, 17600, 18590, 20800, 22880, 27040, 27116, 28600, 29744, 33800, 33895, 37180, 45760, 46475, 54080, 54232, 57200, 59488, 67600, 67790, 74360, 74569, 88127, 92950, 108464, 114400, 118976, 135200, 135580, 148720, 149138, 169475, 176254, 185900, 216928, 228800, 270400, 271160, 297440, 298276, 338950, 352508, 371800, 372845, 433856, 440635, 542320, 594880, 596552, 677900, 705016, 743600, 745690, 881270, 969397, 1084640, 1145651, 1193104, 1355800, 1410032, 1487200, 1491380, 1762540, 1864225, 1938794, 2169280, 2203175, 2291302, 2386208, 2711600, 2820064, 2974400, 2982760, 3525080, 3728450, 3877588, 4406350, 4582604, 4772416, 4846985, 5423200, 5640128, 5728255, 5965520, 7050160, 7456900, 7755176, 8812700, 9165208, 9693970, 10846400, 11456510, 11931040, 12602161, 14100320, 14913800, 15510352, 17625400, 18330416, 19387940, 22913020, 23862080, 24234925, 25204322, 28200640, 28641275, 29827600, 31020704, 35250800, 36660832, 38775880, 45826040, 48469850, 50408644, 57282550, 59655200, 62041408, 63010805, 70501600, 73321664, 77551760, 91652080, 96939700, 100817288, 114565100, 119310400, 126021610, 141003200, 155103520, 183304160, 193879400, 201634576, 229130200, 252043220, 310207040, 315054025, 366608320, 387758800, 403269152, 458260400, 504086440, 630108050, 775517600, 806538304, 916520800, 1008172880, 1260216100, 1551035200, 1833041600, 2016345760, 2520432200, 4032691520, 5040864400, 10081728800, 20163457600]

約数ペア:

[(1, 20163457600), (2, 10081728800), (4, 5040864400), (5, 4032691520), (8, 2520432200), (10, 2016345760), (11, 1833041600), (13, 1551035200), (16, 1260216100), (20, 1008172880), (22, 916520800), (25, 806538304), (26, 775517600), (32, 630108050), (40, 504086440), (44, 458260400), (50, 403269152), (52, 387758800), (55, 366608320), (64, 315054025), (65, 310207040), (80, 252043220), (88, 229130200), (100, 201634576), (104, 193879400), (110, 183304160), (130, 155103520), (143, 141003200), (160, 126021610), (169, 119310400), (176, 114565100), (200, 100817288), (208, 96939700), (220, 91652080), (260, 77551760), (275, 73321664), (286, 70501600), (320, 63010805), (325, 62041408), (338, 59655200), (352, 57282550), (400, 50408644), (416, 48469850), (440, 45826040), (520, 38775880), (550, 36660832), (572, 35250800), (650, 31020704), (676, 29827600), (704, 28641275), (715, 28200640), (800, 25204322), (832, 24234925), (845, 23862080), (880, 22913020), (1040, 19387940), (1100, 18330416), (1144, 17625400), (1300, 15510352), (1352, 14913800), (1430, 14100320), (1600, 12602161), (1690, 11931040), (1760, 11456510), (1859, 10846400), (2080, 9693970), (2200, 9165208), (2288, 8812700), (2600, 7755176), (2704, 7456900), (2860, 7050160), (3380, 5965520), (3520, 5728255), (3575, 5640128), (3718, 5423200), (4160, 4846985), (4225, 4772416), (4400, 4582604), (4576, 4406350), (5200, 3877588), (5408, 3728450), (5720, 3525080), (6760, 2982760), (6779, 2974400), (7150, 2820064), (7436, 2711600), (8450, 2386208), (8800, 2291302), (9152, 2203175), (9295, 2169280), (10400, 1938794), (10816, 1864225), (11440, 1762540), (13520, 1491380), (13558, 1487200), (14300, 1410032), (14872, 1355800), (16900, 1193104), (17600, 1145651), (18590, 1084640), (20800, 969397), (22880, 881270), (27040, 745690), (27116, 743600), (28600, 705016), (29744, 677900), (33800, 596552), (33895, 594880), (37180, 542320), (45760, 440635), (46475, 433856), (54080, 372845), (54232, 371800), (57200, 352508), (59488, 338950), (67600, 298276), (67790, 297440), (74360, 271160), (74569, 270400), (88127, 228800), (92950, 216928), (108464, 185900), (114400, 176254), (118976, 169475), (135200, 149138), (135580, 148720)]