243302640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1264

約数の個数: 240

約数和(自身を含む): 929752992

約数和(自身を除く): 686450352

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, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 680, 714, 735, 784, 816, 833, 840, 952, 980, 1020, 1176, 1190, 1217, 1360, 1428, 1470, 1666, 1680, 1785, 1904, 1960, 2040, 2352, 2380, 2434, 2499, 2856, 2940, 3332, 3570, 3651, 3920, 4080, 4165, 4760, 4868, 4998, 5712, 5880, 6085, 6664, 7140, 7302, 8330, 8519, 9520, 9736, 9996, 11760, 12170, 12495, 13328, 14280, 14604, 16660, 17038, 18255, 19472, 19992, 20689, 24340, 24990, 25557, 28560, 29208, 33320, 34076, 36510, 39984, 41378, 42595, 48680, 49980, 51114, 58416, 59633, 62067, 66640, 68152, 73020, 82756, 85190, 97360, 99960, 102228, 103445, 119266, 124134, 127785, 136304, 144823, 146040, 165512, 170380, 178899, 199920, 204456, 206890, 238532, 248268, 255570, 289646, 292080, 298165, 310335, 331024, 340760, 357798, 408912, 413780, 434469, 477064, 496536, 511140, 579292, 596330, 620670, 681520, 715596, 724115, 827560, 868938, 894495, 954128, 993072, 1013761, 1022280, 1158584, 1192660, 1241340, 1431192, 1448230, 1655120, 1737876, 1788990, 2027522, 2044560, 2172345, 2317168, 2385320, 2482680, 2862384, 2896460, 3041283, 3475752, 3577980, 4055044, 4344690, 4770640, 4965360, 5068805, 5792920, 6082566, 6951504, 7155960, 8110088, 8689380, 10137610, 11585840, 12165132, 14311920, 15206415, 16220176, 17378760, 20275220, 24330264, 30412830, 34757520, 40550440, 48660528, 60825660, 81100880, 121651320, 243302640]

約数ペア:

[(1, 243302640), (2, 121651320), (3, 81100880), (4, 60825660), (5, 48660528), (6, 40550440), (7, 34757520), (8, 30412830), (10, 24330264), (12, 20275220), (14, 17378760), (15, 16220176), (16, 15206415), (17, 14311920), (20, 12165132), (21, 11585840), (24, 10137610), (28, 8689380), (30, 8110088), (34, 7155960), (35, 6951504), (40, 6082566), (42, 5792920), (48, 5068805), (49, 4965360), (51, 4770640), (56, 4344690), (60, 4055044), (68, 3577980), (70, 3475752), (80, 3041283), (84, 2896460), (85, 2862384), (98, 2482680), (102, 2385320), (105, 2317168), (112, 2172345), (119, 2044560), (120, 2027522), (136, 1788990), (140, 1737876), (147, 1655120), (168, 1448230), (170, 1431192), (196, 1241340), (204, 1192660), (210, 1158584), (238, 1022280), (240, 1013761), (245, 993072), (255, 954128), (272, 894495), (280, 868938), (294, 827560), (336, 724115), (340, 715596), (357, 681520), (392, 620670), (408, 596330), (420, 579292), (476, 511140), (490, 496536), (510, 477064), (560, 434469), (588, 413780), (595, 408912), (680, 357798), (714, 340760), (735, 331024), (784, 310335), (816, 298165), (833, 292080), (840, 289646), (952, 255570), (980, 248268), (1020, 238532), (1176, 206890), (1190, 204456), (1217, 199920), (1360, 178899), (1428, 170380), (1470, 165512), (1666, 146040), (1680, 144823), (1785, 136304), (1904, 127785), (1960, 124134), (2040, 119266), (2352, 103445), (2380, 102228), (2434, 99960), (2499, 97360), (2856, 85190), (2940, 82756), (3332, 73020), (3570, 68152), (3651, 66640), (3920, 62067), (4080, 59633), (4165, 58416), (4760, 51114), (4868, 49980), (4998, 48680), (5712, 42595), (5880, 41378), (6085, 39984), (6664, 36510), (7140, 34076), (7302, 33320), (8330, 29208), (8519, 28560), (9520, 25557), (9736, 24990), (9996, 24340), (11760, 20689), (12170, 19992), (12495, 19472), (13328, 18255), (14280, 17038), (14604, 16660)]