21362880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:72

約数の個数: 336

約数和(自身を含む): 89830656

約数和(自身を除く): 68467776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 32, 33, 34, 35, 40, 42, 44, 48, 51, 55, 56, 60, 64, 66, 68, 70, 77, 80, 84, 85, 88, 96, 102, 105, 110, 112, 119, 120, 132, 136, 140, 154, 160, 165, 168, 170, 176, 187, 192, 204, 210, 220, 224, 231, 238, 240, 255, 264, 272, 280, 289, 308, 320, 330, 336, 340, 352, 357, 374, 385, 408, 420, 440, 448, 462, 476, 480, 510, 528, 544, 560, 561, 578, 595, 616, 660, 672, 680, 704, 714, 748, 770, 816, 840, 867, 880, 924, 935, 952, 960, 1020, 1056, 1088, 1120, 1122, 1155, 1156, 1190, 1232, 1309, 1320, 1344, 1360, 1428, 1445, 1496, 1540, 1632, 1680, 1734, 1760, 1785, 1848, 1870, 1904, 2023, 2040, 2112, 2240, 2244, 2310, 2312, 2380, 2464, 2618, 2640, 2720, 2805, 2856, 2890, 2992, 3080, 3179, 3264, 3360, 3468, 3520, 3570, 3696, 3740, 3808, 3927, 4046, 4080, 4335, 4488, 4620, 4624, 4760, 4928, 5236, 5280, 5440, 5610, 5712, 5780, 5984, 6069, 6160, 6358, 6545, 6720, 6936, 7140, 7392, 7480, 7616, 7854, 8092, 8160, 8670, 8976, 9240, 9248, 9520, 9537, 10115, 10472, 10560, 11220, 11424, 11560, 11968, 12138, 12320, 12716, 13090, 13872, 14280, 14784, 14960, 15708, 15895, 16184, 16320, 17340, 17952, 18480, 18496, 19040, 19074, 19635, 20230, 20944, 22253, 22440, 22848, 23120, 24276, 24640, 25432, 26180, 27744, 28560, 29920, 30345, 31416, 31790, 32368, 34680, 35904, 36960, 38080, 38148, 39270, 40460, 41888, 44506, 44880, 46240, 47685, 48552, 50864, 52360, 55488, 57120, 59840, 60690, 62832, 63580, 64736, 66759, 69360, 73920, 76296, 78540, 80920, 83776, 89012, 89760, 92480, 95370, 97104, 101728, 104720, 111265, 114240, 121380, 125664, 127160, 129472, 133518, 138720, 152592, 157080, 161840, 178024, 179520, 190740, 194208, 203456, 209440, 222530, 242760, 251328, 254320, 267036, 277440, 305184, 314160, 323680, 333795, 356048, 381480, 388416, 418880, 445060, 485520, 508640, 534072, 610368, 628320, 647360, 667590, 712096, 762960, 890120, 971040, 1017280, 1068144, 1256640, 1335180, 1424192, 1525920, 1780240, 1942080, 2136288, 2670360, 3051840, 3560480, 4272576, 5340720, 7120960, 10681440, 21362880]

約数ペア:

[(1, 21362880), (2, 10681440), (3, 7120960), (4, 5340720), (5, 4272576), (6, 3560480), (7, 3051840), (8, 2670360), (10, 2136288), (11, 1942080), (12, 1780240), (14, 1525920), (15, 1424192), (16, 1335180), (17, 1256640), (20, 1068144), (21, 1017280), (22, 971040), (24, 890120), (28, 762960), (30, 712096), (32, 667590), (33, 647360), (34, 628320), (35, 610368), (40, 534072), (42, 508640), (44, 485520), (48, 445060), (51, 418880), (55, 388416), (56, 381480), (60, 356048), (64, 333795), (66, 323680), (68, 314160), (70, 305184), (77, 277440), (80, 267036), (84, 254320), (85, 251328), (88, 242760), (96, 222530), (102, 209440), (105, 203456), (110, 194208), (112, 190740), (119, 179520), (120, 178024), (132, 161840), (136, 157080), (140, 152592), (154, 138720), (160, 133518), (165, 129472), (168, 127160), (170, 125664), (176, 121380), (187, 114240), (192, 111265), (204, 104720), (210, 101728), (220, 97104), (224, 95370), (231, 92480), (238, 89760), (240, 89012), (255, 83776), (264, 80920), (272, 78540), (280, 76296), (289, 73920), (308, 69360), (320, 66759), (330, 64736), (336, 63580), (340, 62832), (352, 60690), (357, 59840), (374, 57120), (385, 55488), (408, 52360), (420, 50864), (440, 48552), (448, 47685), (462, 46240), (476, 44880), (480, 44506), (510, 41888), (528, 40460), (544, 39270), (560, 38148), (561, 38080), (578, 36960), (595, 35904), (616, 34680), (660, 32368), (672, 31790), (680, 31416), (704, 30345), (714, 29920), (748, 28560), (770, 27744), (816, 26180), (840, 25432), (867, 24640), (880, 24276), (924, 23120), (935, 22848), (952, 22440), (960, 22253), (1020, 20944), (1056, 20230), (1088, 19635), (1120, 19074), (1122, 19040), (1155, 18496), (1156, 18480), (1190, 17952), (1232, 17340), (1309, 16320), (1320, 16184), (1344, 15895), (1360, 15708), (1428, 14960), (1445, 14784), (1496, 14280), (1540, 13872), (1632, 13090), (1680, 12716), (1734, 12320), (1760, 12138), (1785, 11968), (1848, 11560), (1870, 11424), (1904, 11220), (2023, 10560), (2040, 10472), (2112, 10115), (2240, 9537), (2244, 9520), (2310, 9248), (2312, 9240), (2380, 8976), (2464, 8670), (2618, 8160), (2640, 8092), (2720, 7854), (2805, 7616), (2856, 7480), (2890, 7392), (2992, 7140), (3080, 6936), (3179, 6720), (3264, 6545), (3360, 6358), (3468, 6160), (3520, 6069), (3570, 5984), (3696, 5780), (3740, 5712), (3808, 5610), (3927, 5440), (4046, 5280), (4080, 5236), (4335, 4928), (4488, 4760), (4620, 4624)]