21400779120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{3301}}^1$

素因数の和:3568

約数の個数: 320

約数和(自身を含む): 80657980416

約数和(自身を除く): 59257201296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 227, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 454, 476, 510, 560, 595, 680, 681, 714, 816, 840, 908, 952, 1020, 1135, 1190, 1360, 1362, 1428, 1589, 1680, 1785, 1816, 1904, 2040, 2270, 2380, 2724, 2856, 3178, 3301, 3405, 3570, 3632, 3859, 4080, 4540, 4760, 4767, 5448, 5712, 6356, 6602, 6810, 7140, 7718, 7945, 9080, 9520, 9534, 9903, 10896, 11577, 12712, 13204, 13620, 14280, 15436, 15890, 16505, 18160, 19068, 19295, 19806, 23107, 23154, 23835, 25424, 26408, 27013, 27240, 28560, 30872, 31780, 33010, 38136, 38590, 39612, 46214, 46308, 47670, 49515, 52816, 54026, 54480, 56117, 57885, 61744, 63560, 66020, 69321, 76272, 77180, 79224, 81039, 92428, 92616, 95340, 99030, 108052, 112234, 115535, 115770, 127120, 132040, 135065, 138642, 154360, 158448, 162078, 168351, 184856, 185232, 190680, 198060, 216104, 224468, 231070, 231540, 264080, 270130, 277284, 280585, 308720, 324156, 336702, 346605, 369712, 381360, 392819, 396120, 405195, 432208, 448936, 462140, 463080, 540260, 554568, 561170, 648312, 673404, 693210, 749327, 785638, 792240, 810390, 841755, 897872, 924280, 926160, 1080520, 1109136, 1122340, 1178457, 1296624, 1346808, 1386420, 1498654, 1571276, 1620780, 1683510, 1848560, 1964095, 2161040, 2244680, 2247981, 2356914, 2693616, 2772840, 2997308, 3142552, 3241560, 3367020, 3746635, 3928190, 4489360, 4495962, 4713828, 5245289, 5545680, 5892285, 5994616, 6285104, 6483120, 6734040, 7493270, 7856380, 8991924, 9427656, 10490578, 11239905, 11784570, 11989232, 12738559, 13468080, 14986540, 15712760, 15735867, 17983848, 18855312, 20981156, 22479810, 23569140, 25477118, 26226445, 29973080, 31425520, 31471734, 35967696, 38215677, 41962312, 44959620, 47138280, 50954236, 52452890, 59946160, 62943468, 63692795, 76431354, 78679335, 83924624, 89169913, 89919240, 94276560, 101908472, 104905780, 125886936, 127385590, 152862708, 157358670, 178339826, 179838480, 191078385, 203816944, 209811560, 251773872, 254771180, 267509739, 305725416, 314717340, 356679652, 382156770, 419623120, 445849565, 509542360, 535019478, 611450832, 629434680, 713359304, 764313540, 891699130, 1019084720, 1070038956, 1258869360, 1337548695, 1426718608, 1528627080, 1783398260, 2140077912, 2675097390, 3057254160, 3566796520, 4280155824, 5350194780, 7133593040, 10700389560, 21400779120]

約数ペア:

[(1, 21400779120), (2, 10700389560), (3, 7133593040), (4, 5350194780), (5, 4280155824), (6, 3566796520), (7, 3057254160), (8, 2675097390), (10, 2140077912), (12, 1783398260), (14, 1528627080), (15, 1426718608), (16, 1337548695), (17, 1258869360), (20, 1070038956), (21, 1019084720), (24, 891699130), (28, 764313540), (30, 713359304), (34, 629434680), (35, 611450832), (40, 535019478), (42, 509542360), (48, 445849565), (51, 419623120), (56, 382156770), (60, 356679652), (68, 314717340), (70, 305725416), (80, 267509739), (84, 254771180), (85, 251773872), (102, 209811560), (105, 203816944), (112, 191078385), (119, 179838480), (120, 178339826), (136, 157358670), (140, 152862708), (168, 127385590), (170, 125886936), (204, 104905780), (210, 101908472), (227, 94276560), (238, 89919240), (240, 89169913), (255, 83924624), (272, 78679335), (280, 76431354), (336, 63692795), (340, 62943468), (357, 59946160), (408, 52452890), (420, 50954236), (454, 47138280), (476, 44959620), (510, 41962312), (560, 38215677), (595, 35967696), (680, 31471734), (681, 31425520), (714, 29973080), (816, 26226445), (840, 25477118), (908, 23569140), (952, 22479810), (1020, 20981156), (1135, 18855312), (1190, 17983848), (1360, 15735867), (1362, 15712760), (1428, 14986540), (1589, 13468080), (1680, 12738559), (1785, 11989232), (1816, 11784570), (1904, 11239905), (2040, 10490578), (2270, 9427656), (2380, 8991924), (2724, 7856380), (2856, 7493270), (3178, 6734040), (3301, 6483120), (3405, 6285104), (3570, 5994616), (3632, 5892285), (3859, 5545680), (4080, 5245289), (4540, 4713828), (4760, 4495962), (4767, 4489360), (5448, 3928190), (5712, 3746635), (6356, 3367020), (6602, 3241560), (6810, 3142552), (7140, 2997308), (7718, 2772840), (7945, 2693616), (9080, 2356914), (9520, 2247981), (9534, 2244680), (9903, 2161040), (10896, 1964095), (11577, 1848560), (12712, 1683510), (13204, 1620780), (13620, 1571276), (14280, 1498654), (15436, 1386420), (15890, 1346808), (16505, 1296624), (18160, 1178457), (19068, 1122340), (19295, 1109136), (19806, 1080520), (23107, 926160), (23154, 924280), (23835, 897872), (25424, 841755), (26408, 810390), (27013, 792240), (27240, 785638), (28560, 749327), (30872, 693210), (31780, 673404), (33010, 648312), (38136, 561170), (38590, 554568), (39612, 540260), (46214, 463080), (46308, 462140), (47670, 448936), (49515, 432208), (52816, 405195), (54026, 396120), (54480, 392819), (56117, 381360), (57885, 369712), (61744, 346605), (63560, 336702), (66020, 324156), (69321, 308720), (76272, 280585), (77180, 277284), (79224, 270130), (81039, 264080), (92428, 231540), (92616, 231070), (95340, 224468), (99030, 216104), (108052, 198060), (112234, 190680), (115535, 185232), (115770, 184856), (127120, 168351), (132040, 162078), (135065, 158448), (138642, 154360)]