216927480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1430

約数の個数: 256

約数和(自身を含む): 859714560

約数和(自身を除く): 642787080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 280, 308, 330, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 561, 595, 616, 660, 680, 714, 748, 770, 840, 924, 935, 952, 1020, 1122, 1155, 1190, 1309, 1320, 1381, 1428, 1496, 1540, 1785, 1848, 1870, 2040, 2244, 2310, 2380, 2618, 2762, 2805, 2856, 3080, 3570, 3740, 3927, 4143, 4488, 4620, 4760, 5236, 5524, 5610, 6545, 6905, 7140, 7480, 7854, 8286, 9240, 9667, 10472, 11048, 11220, 13090, 13810, 14280, 15191, 15708, 16572, 19334, 19635, 20715, 22440, 23477, 26180, 27620, 29001, 30382, 31416, 33144, 38668, 39270, 41430, 45573, 46954, 48335, 52360, 55240, 58002, 60764, 70431, 75955, 77336, 78540, 82860, 91146, 93908, 96670, 106337, 116004, 117385, 121528, 140862, 145005, 151910, 157080, 164339, 165720, 182292, 187816, 193340, 212674, 227865, 232008, 234770, 258247, 281724, 290010, 303820, 319011, 328678, 352155, 364584, 386680, 425348, 455730, 469540, 493017, 516494, 531685, 563448, 580020, 607640, 638022, 657356, 704310, 774741, 821695, 850696, 911460, 939080, 986034, 1032988, 1063370, 1160040, 1276044, 1291235, 1314712, 1408620, 1549482, 1595055, 1643390, 1807729, 1822920, 1972068, 2065976, 2126740, 2465085, 2552088, 2582470, 2817240, 3098964, 3190110, 3286780, 3615458, 3873705, 3944136, 4253480, 4930170, 5164940, 5423187, 6197928, 6380220, 6573560, 7230916, 7747410, 9038645, 9860340, 10329880, 10846374, 12760440, 14461832, 15494820, 18077290, 19720680, 21692748, 27115935, 30989640, 36154580, 43385496, 54231870, 72309160, 108463740, 216927480]

約数ペア:

[(1, 216927480), (2, 108463740), (3, 72309160), (4, 54231870), (5, 43385496), (6, 36154580), (7, 30989640), (8, 27115935), (10, 21692748), (11, 19720680), (12, 18077290), (14, 15494820), (15, 14461832), (17, 12760440), (20, 10846374), (21, 10329880), (22, 9860340), (24, 9038645), (28, 7747410), (30, 7230916), (33, 6573560), (34, 6380220), (35, 6197928), (40, 5423187), (42, 5164940), (44, 4930170), (51, 4253480), (55, 3944136), (56, 3873705), (60, 3615458), (66, 3286780), (68, 3190110), (70, 3098964), (77, 2817240), (84, 2582470), (85, 2552088), (88, 2465085), (102, 2126740), (105, 2065976), (110, 1972068), (119, 1822920), (120, 1807729), (132, 1643390), (136, 1595055), (140, 1549482), (154, 1408620), (165, 1314712), (168, 1291235), (170, 1276044), (187, 1160040), (204, 1063370), (210, 1032988), (220, 986034), (231, 939080), (238, 911460), (255, 850696), (264, 821695), (280, 774741), (308, 704310), (330, 657356), (340, 638022), (357, 607640), (374, 580020), (385, 563448), (408, 531685), (420, 516494), (440, 493017), (462, 469540), (476, 455730), (510, 425348), (561, 386680), (595, 364584), (616, 352155), (660, 328678), (680, 319011), (714, 303820), (748, 290010), (770, 281724), (840, 258247), (924, 234770), (935, 232008), (952, 227865), (1020, 212674), (1122, 193340), (1155, 187816), (1190, 182292), (1309, 165720), (1320, 164339), (1381, 157080), (1428, 151910), (1496, 145005), (1540, 140862), (1785, 121528), (1848, 117385), (1870, 116004), (2040, 106337), (2244, 96670), (2310, 93908), (2380, 91146), (2618, 82860), (2762, 78540), (2805, 77336), (2856, 75955), (3080, 70431), (3570, 60764), (3740, 58002), (3927, 55240), (4143, 52360), (4488, 48335), (4620, 46954), (4760, 45573), (5236, 41430), (5524, 39270), (5610, 38668), (6545, 33144), (6905, 31416), (7140, 30382), (7480, 29001), (7854, 27620), (8286, 26180), (9240, 23477), (9667, 22440), (10472, 20715), (11048, 19635), (11220, 19334), (13090, 16572), (13810, 15708), (14280, 15191)]