21138489600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{8669}}^1$

素因数の和:8825

約数の個数: 216

約数和(自身を含む): 70318832640

約数和(自身を除く): 49180343040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 127, 128, 150, 160, 192, 200, 240, 254, 256, 300, 320, 381, 384, 400, 480, 508, 600, 635, 640, 762, 768, 800, 960, 1016, 1200, 1270, 1280, 1524, 1600, 1905, 1920, 2032, 2400, 2540, 3048, 3175, 3200, 3810, 3840, 4064, 4800, 5080, 6096, 6350, 6400, 7620, 8128, 8669, 9525, 9600, 10160, 12192, 12700, 15240, 16256, 17338, 19050, 19200, 20320, 24384, 25400, 26007, 30480, 32512, 34676, 38100, 40640, 43345, 48768, 50800, 52014, 60960, 69352, 76200, 81280, 86690, 97536, 101600, 104028, 121920, 130035, 138704, 152400, 162560, 173380, 203200, 208056, 216725, 243840, 260070, 277408, 304800, 346760, 406400, 416112, 433450, 487680, 520140, 554816, 609600, 650175, 693520, 812800, 832224, 866900, 1040280, 1100963, 1109632, 1219200, 1300350, 1387040, 1664448, 1733800, 2080560, 2201926, 2219264, 2438400, 2600700, 2774080, 3302889, 3328896, 3467600, 4161120, 4403852, 5201400, 5504815, 5548160, 6605778, 6657792, 6935200, 8322240, 8807704, 10402800, 11009630, 11096320, 13211556, 13870400, 16514445, 16644480, 17615408, 20805600, 22019260, 26423112, 27524075, 27740800, 33028890, 33288960, 35230816, 41611200, 44038520, 52846224, 55048150, 55481600, 66057780, 70461632, 82572225, 83222400, 88077040, 105692448, 110096300, 132115560, 140923264, 165144450, 166444800, 176154080, 211384896, 220192600, 264231120, 281846528, 330288900, 352308160, 422769792, 440385200, 528462240, 660577800, 704616320, 845539584, 880770400, 1056924480, 1321155600, 1409232640, 1761540800, 2113848960, 2642311200, 3523081600, 4227697920, 5284622400, 7046163200, 10569244800, 21138489600]

約数ペア:

[(1, 21138489600), (2, 10569244800), (3, 7046163200), (4, 5284622400), (5, 4227697920), (6, 3523081600), (8, 2642311200), (10, 2113848960), (12, 1761540800), (15, 1409232640), (16, 1321155600), (20, 1056924480), (24, 880770400), (25, 845539584), (30, 704616320), (32, 660577800), (40, 528462240), (48, 440385200), (50, 422769792), (60, 352308160), (64, 330288900), (75, 281846528), (80, 264231120), (96, 220192600), (100, 211384896), (120, 176154080), (127, 166444800), (128, 165144450), (150, 140923264), (160, 132115560), (192, 110096300), (200, 105692448), (240, 88077040), (254, 83222400), (256, 82572225), (300, 70461632), (320, 66057780), (381, 55481600), (384, 55048150), (400, 52846224), (480, 44038520), (508, 41611200), (600, 35230816), (635, 33288960), (640, 33028890), (762, 27740800), (768, 27524075), (800, 26423112), (960, 22019260), (1016, 20805600), (1200, 17615408), (1270, 16644480), (1280, 16514445), (1524, 13870400), (1600, 13211556), (1905, 11096320), (1920, 11009630), (2032, 10402800), (2400, 8807704), (2540, 8322240), (3048, 6935200), (3175, 6657792), (3200, 6605778), (3810, 5548160), (3840, 5504815), (4064, 5201400), (4800, 4403852), (5080, 4161120), (6096, 3467600), (6350, 3328896), (6400, 3302889), (7620, 2774080), (8128, 2600700), (8669, 2438400), (9525, 2219264), (9600, 2201926), (10160, 2080560), (12192, 1733800), (12700, 1664448), (15240, 1387040), (16256, 1300350), (17338, 1219200), (19050, 1109632), (19200, 1100963), (20320, 1040280), (24384, 866900), (25400, 832224), (26007, 812800), (30480, 693520), (32512, 650175), (34676, 609600), (38100, 554816), (40640, 520140), (43345, 487680), (48768, 433450), (50800, 416112), (52014, 406400), (60960, 346760), (69352, 304800), (76200, 277408), (81280, 260070), (86690, 243840), (97536, 216725), (101600, 208056), (104028, 203200), (121920, 173380), (130035, 162560), (138704, 152400)]