21001948200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8753}}^1$

素因数の和:8849

約数の個数: 288

約数和(自身を含む): 74508445440

約数和(自身を除く): 53506497240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 31, 36, 40, 43, 45, 50, 60, 62, 72, 75, 86, 90, 93, 100, 120, 124, 129, 150, 155, 172, 180, 186, 200, 215, 225, 248, 258, 279, 300, 310, 344, 360, 372, 387, 430, 450, 465, 516, 558, 600, 620, 645, 744, 774, 775, 860, 900, 930, 1032, 1075, 1116, 1240, 1290, 1333, 1395, 1548, 1550, 1720, 1800, 1860, 1935, 2150, 2232, 2325, 2580, 2666, 2790, 3096, 3100, 3225, 3720, 3870, 3999, 4300, 4650, 5160, 5332, 5580, 6200, 6450, 6665, 6975, 7740, 7998, 8600, 8753, 9300, 9675, 10664, 11160, 11997, 12900, 13330, 13950, 15480, 15996, 17506, 18600, 19350, 19995, 23994, 25800, 26259, 26660, 27900, 31992, 33325, 35012, 38700, 39990, 43765, 47988, 52518, 53320, 55800, 59985, 66650, 70024, 77400, 78777, 79980, 87530, 95976, 99975, 105036, 119970, 131295, 133300, 157554, 159960, 175060, 199950, 210072, 218825, 239940, 262590, 266600, 271343, 299925, 315108, 350120, 376379, 393885, 399900, 437650, 479880, 525180, 542686, 599850, 630216, 656475, 752758, 787770, 799800, 814029, 875300, 1050360, 1085372, 1129137, 1199700, 1312950, 1356715, 1505516, 1575540, 1628058, 1750600, 1881895, 1969425, 2170744, 2258274, 2399400, 2442087, 2625900, 2713430, 3011032, 3151080, 3256116, 3387411, 3763790, 3938850, 4070145, 4516548, 4884174, 5251800, 5426860, 5645685, 6512232, 6774822, 6783575, 7527580, 7877700, 8140290, 9033096, 9409475, 9768348, 10853720, 11291370, 11667749, 12210435, 13549644, 13567150, 15055160, 15755400, 16280580, 16937055, 18818950, 19536696, 20350725, 22582740, 23335498, 24420870, 27099288, 27134300, 28228425, 32561160, 33874110, 35003247, 37637900, 40701450, 45165480, 46670996, 48841740, 54268600, 56456850, 58338745, 61052175, 67748220, 70006494, 75275800, 81402900, 84685275, 93341992, 97683480, 105009741, 112913700, 116677490, 122104350, 135496440, 140012988, 162805800, 169370550, 175016235, 210019482, 225827400, 233354980, 244208700, 280025976, 291693725, 338741100, 350032470, 420038964, 466709960, 488417400, 525048705, 583387450, 677482200, 700064940, 840077928, 875081175, 1050097410, 1166774900, 1400129880, 1750162350, 2100194820, 2333549800, 2625243525, 3500324700, 4200389640, 5250487050, 7000649400, 10500974100, 21001948200]

約数ペア:

[(1, 21001948200), (2, 10500974100), (3, 7000649400), (4, 5250487050), (5, 4200389640), (6, 3500324700), (8, 2625243525), (9, 2333549800), (10, 2100194820), (12, 1750162350), (15, 1400129880), (18, 1166774900), (20, 1050097410), (24, 875081175), (25, 840077928), (30, 700064940), (31, 677482200), (36, 583387450), (40, 525048705), (43, 488417400), (45, 466709960), (50, 420038964), (60, 350032470), (62, 338741100), (72, 291693725), (75, 280025976), (86, 244208700), (90, 233354980), (93, 225827400), (100, 210019482), (120, 175016235), (124, 169370550), (129, 162805800), (150, 140012988), (155, 135496440), (172, 122104350), (180, 116677490), (186, 112913700), (200, 105009741), (215, 97683480), (225, 93341992), (248, 84685275), (258, 81402900), (279, 75275800), (300, 70006494), (310, 67748220), (344, 61052175), (360, 58338745), (372, 56456850), (387, 54268600), (430, 48841740), (450, 46670996), (465, 45165480), (516, 40701450), (558, 37637900), (600, 35003247), (620, 33874110), (645, 32561160), (744, 28228425), (774, 27134300), (775, 27099288), (860, 24420870), (900, 23335498), (930, 22582740), (1032, 20350725), (1075, 19536696), (1116, 18818950), (1240, 16937055), (1290, 16280580), (1333, 15755400), (1395, 15055160), (1548, 13567150), (1550, 13549644), (1720, 12210435), (1800, 11667749), (1860, 11291370), (1935, 10853720), (2150, 9768348), (2232, 9409475), (2325, 9033096), (2580, 8140290), (2666, 7877700), (2790, 7527580), (3096, 6783575), (3100, 6774822), (3225, 6512232), (3720, 5645685), (3870, 5426860), (3999, 5251800), (4300, 4884174), (4650, 4516548), (5160, 4070145), (5332, 3938850), (5580, 3763790), (6200, 3387411), (6450, 3256116), (6665, 3151080), (6975, 3011032), (7740, 2713430), (7998, 2625900), (8600, 2442087), (8753, 2399400), (9300, 2258274), (9675, 2170744), (10664, 1969425), (11160, 1881895), (11997, 1750600), (12900, 1628058), (13330, 1575540), (13950, 1505516), (15480, 1356715), (15996, 1312950), (17506, 1199700), (18600, 1129137), (19350, 1085372), (19995, 1050360), (23994, 875300), (25800, 814029), (26259, 799800), (26660, 787770), (27900, 752758), (31992, 656475), (33325, 630216), (35012, 599850), (38700, 542686), (39990, 525180), (43765, 479880), (47988, 437650), (52518, 399900), (53320, 393885), (55800, 376379), (59985, 350120), (66650, 315108), (70024, 299925), (77400, 271343), (78777, 266600), (79980, 262590), (87530, 239940), (95976, 218825), (99975, 210072), (105036, 199950), (119970, 175060), (131295, 159960), (133300, 157554)]