21957475680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{726107}}^1$

素因数の和:726138

約数の個数: 192

約数和(自身を含む): 87830023680

約数和(自身を除く): 65872548000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 726107, 1452214, 2178321, 2904428, 3630535, 4356642, 5082749, 5808856, 6534963, 7261070, 8713284, 10165498, 10891605, 11617712, 13069926, 14522140, 15248247, 17426568, 19604889, 20330996, 21783210, 23235424, 25413745, 26139852, 29044280, 30496494, 32674815, 34853136, 39209778, 40661992, 43566420, 45744741, 50827490, 52279704, 58088560, 60992988, 65349630, 69706272, 76241235, 78419556, 81323984, 87132840, 91489482, 98024445, 101654980, 104559408, 116177120, 121985976, 130699260, 137234223, 152482470, 156839112, 162647968, 174265680, 182978964, 196048890, 203309960, 209118816, 228723705, 243971952, 261398520, 274468446, 304964940, 313678224, 348531360, 365957928, 392097780, 406619920, 457447410, 487943904, 522797040, 548936892, 609929880, 627356448, 686171115, 731915856, 784195560, 813239840, 914894820, 1045594080, 1097873784, 1219859760, 1372342230, 1463831712, 1568391120, 1829789640, 2195747568, 2439719520, 2744684460, 3136782240, 3659579280, 4391495136, 5489368920, 7319158560, 10978737840, 21957475680]

約数ペア:

[(1, 21957475680), (2, 10978737840), (3, 7319158560), (4, 5489368920), (5, 4391495136), (6, 3659579280), (7, 3136782240), (8, 2744684460), (9, 2439719520), (10, 2195747568), (12, 1829789640), (14, 1568391120), (15, 1463831712), (16, 1372342230), (18, 1219859760), (20, 1097873784), (21, 1045594080), (24, 914894820), (27, 813239840), (28, 784195560), (30, 731915856), (32, 686171115), (35, 627356448), (36, 609929880), (40, 548936892), (42, 522797040), (45, 487943904), (48, 457447410), (54, 406619920), (56, 392097780), (60, 365957928), (63, 348531360), (70, 313678224), (72, 304964940), (80, 274468446), (84, 261398520), (90, 243971952), (96, 228723705), (105, 209118816), (108, 203309960), (112, 196048890), (120, 182978964), (126, 174265680), (135, 162647968), (140, 156839112), (144, 152482470), (160, 137234223), (168, 130699260), (180, 121985976), (189, 116177120), (210, 104559408), (216, 101654980), (224, 98024445), (240, 91489482), (252, 87132840), (270, 81323984), (280, 78419556), (288, 76241235), (315, 69706272), (336, 65349630), (360, 60992988), (378, 58088560), (420, 52279704), (432, 50827490), (480, 45744741), (504, 43566420), (540, 40661992), (560, 39209778), (630, 34853136), (672, 32674815), (720, 30496494), (756, 29044280), (840, 26139852), (864, 25413745), (945, 23235424), (1008, 21783210), (1080, 20330996), (1120, 19604889), (1260, 17426568), (1440, 15248247), (1512, 14522140), (1680, 13069926), (1890, 11617712), (2016, 10891605), (2160, 10165498), (2520, 8713284), (3024, 7261070), (3360, 6534963), (3780, 5808856), (4320, 5082749), (5040, 4356642), (6048, 3630535), (7560, 2904428), (10080, 2178321), (15120, 1452214), (30240, 726107)]