20005555680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1021}}^1\times {\mathrm{1237}}^1$

素因数の和:2290

約数の個数: 288

約数和(自身を含む): 74608436448

約数和(自身を除く): 54602880768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1021, 1056, 1237, 1320, 1440, 1584, 1760, 1980, 2042, 2474, 2640, 3063, 3168, 3711, 3960, 4084, 4948, 5105, 5280, 6126, 6185, 7422, 7920, 8168, 9189, 9896, 10210, 11133, 11231, 12252, 12370, 13607, 14844, 15315, 15840, 16336, 18378, 18555, 19792, 20420, 22266, 22462, 24504, 24740, 27214, 29688, 30630, 32672, 33693, 36756, 37110, 39584, 40821, 40840, 44532, 44924, 45945, 49008, 49480, 54428, 55665, 56155, 59376, 61260, 67386, 68035, 73512, 74220, 81642, 81680, 89064, 89848, 91890, 98016, 98960, 101079, 108856, 111330, 112310, 118752, 122463, 122520, 134772, 136070, 147024, 148440, 163284, 163360, 168465, 178128, 179696, 183780, 197920, 202158, 204105, 217712, 222660, 224620, 244926, 245040, 269544, 272140, 294048, 296880, 326568, 336930, 356256, 359392, 367560, 404316, 408210, 435424, 445320, 449240, 489852, 490080, 505395, 539088, 544280, 593760, 612315, 653136, 673860, 735120, 808632, 816420, 890640, 898480, 979704, 1010790, 1078176, 1088560, 1224630, 1262977, 1306272, 1347720, 1470240, 1617264, 1632840, 1781280, 1796960, 1959408, 2021580, 2177120, 2449260, 2525954, 2695440, 3234528, 3265680, 3788931, 3918816, 4043160, 4898520, 5051908, 5390880, 6314885, 6531360, 7577862, 8086320, 9797040, 10103816, 11366793, 12629770, 13892747, 15155724, 16172640, 18944655, 19594080, 20207632, 22733586, 25259540, 27785494, 30311448, 37889310, 40415264, 41678241, 45467172, 50519080, 55570988, 56833965, 60622896, 69463735, 75778620, 83356482, 90934344, 101038160, 111141976, 113667930, 121245792, 125034723, 138927470, 151557240, 166712964, 181868688, 202076320, 208391205, 222283952, 227335860, 250069446, 277854940, 303114480, 333425928, 363737376, 416782410, 444567904, 454671720, 500138892, 555709880, 606228960, 625173615, 666851856, 833564820, 909343440, 1000277784, 1111419760, 1250347230, 1333703712, 1667129640, 1818686880, 2000555568, 2222839520, 2500694460, 3334259280, 4001111136, 5001388920, 6668518560, 10002777840, 20005555680]

約数ペア:

[(1, 20005555680), (2, 10002777840), (3, 6668518560), (4, 5001388920), (5, 4001111136), (6, 3334259280), (8, 2500694460), (9, 2222839520), (10, 2000555568), (11, 1818686880), (12, 1667129640), (15, 1333703712), (16, 1250347230), (18, 1111419760), (20, 1000277784), (22, 909343440), (24, 833564820), (30, 666851856), (32, 625173615), (33, 606228960), (36, 555709880), (40, 500138892), (44, 454671720), (45, 444567904), (48, 416782410), (55, 363737376), (60, 333425928), (66, 303114480), (72, 277854940), (80, 250069446), (88, 227335860), (90, 222283952), (96, 208391205), (99, 202076320), (110, 181868688), (120, 166712964), (132, 151557240), (144, 138927470), (160, 125034723), (165, 121245792), (176, 113667930), (180, 111141976), (198, 101038160), (220, 90934344), (240, 83356482), (264, 75778620), (288, 69463735), (330, 60622896), (352, 56833965), (360, 55570988), (396, 50519080), (440, 45467172), (480, 41678241), (495, 40415264), (528, 37889310), (660, 30311448), (720, 27785494), (792, 25259540), (880, 22733586), (990, 20207632), (1021, 19594080), (1056, 18944655), (1237, 16172640), (1320, 15155724), (1440, 13892747), (1584, 12629770), (1760, 11366793), (1980, 10103816), (2042, 9797040), (2474, 8086320), (2640, 7577862), (3063, 6531360), (3168, 6314885), (3711, 5390880), (3960, 5051908), (4084, 4898520), (4948, 4043160), (5105, 3918816), (5280, 3788931), (6126, 3265680), (6185, 3234528), (7422, 2695440), (7920, 2525954), (8168, 2449260), (9189, 2177120), (9896, 2021580), (10210, 1959408), (11133, 1796960), (11231, 1781280), (12252, 1632840), (12370, 1617264), (13607, 1470240), (14844, 1347720), (15315, 1306272), (15840, 1262977), (16336, 1224630), (18378, 1088560), (18555, 1078176), (19792, 1010790), (20420, 979704), (22266, 898480), (22462, 890640), (24504, 816420), (24740, 808632), (27214, 735120), (29688, 673860), (30630, 653136), (32672, 612315), (33693, 593760), (36756, 544280), (37110, 539088), (39584, 505395), (40821, 490080), (40840, 489852), (44532, 449240), (44924, 445320), (45945, 435424), (49008, 408210), (49480, 404316), (54428, 367560), (55665, 359392), (56155, 356256), (59376, 336930), (61260, 326568), (67386, 296880), (68035, 294048), (73512, 272140), (74220, 269544), (81642, 245040), (81680, 244926), (89064, 224620), (89848, 222660), (91890, 217712), (98016, 204105), (98960, 202158), (101079, 197920), (108856, 183780), (111330, 179696), (112310, 178128), (118752, 168465), (122463, 163360), (122520, 163284), (134772, 148440), (136070, 147024)]