840197120

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 264

約数和(自身を含む): 2495063736

約数和(自身を除く): 1654866616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 196, 197, 224, 238, 245, 256, 272, 280, 320, 340, 392, 394, 448, 476, 490, 512, 544, 560, 595, 640, 680, 784, 788, 833, 896, 952, 980, 985, 1024, 1088, 1120, 1190, 1280, 1360, 1379, 1568, 1576, 1666, 1792, 1904, 1960, 1970, 2176, 2240, 2380, 2560, 2720, 2758, 3136, 3152, 3332, 3349, 3584, 3808, 3920, 3940, 4165, 4352, 4480, 4760, 5120, 5440, 5516, 6272, 6304, 6664, 6698, 6895, 7168, 7616, 7840, 7880, 8330, 8704, 8960, 9520, 9653, 10880, 11032, 12544, 12608, 13328, 13396, 13790, 15232, 15680, 15760, 16660, 16745, 17408, 17920, 19040, 19306, 21760, 22064, 23443, 25088, 25216, 26656, 26792, 27580, 30464, 31360, 31520, 33320, 33490, 35840, 38080, 38612, 43520, 44128, 46886, 48265, 50176, 50432, 53312, 53584, 55160, 60928, 62720, 63040, 66640, 66980, 76160, 77224, 87040, 88256, 93772, 96530, 100864, 106624, 107168, 110320, 117215, 121856, 125440, 126080, 133280, 133960, 152320, 154448, 164101, 176512, 187544, 193060, 201728, 213248, 214336, 220640, 234430, 250880, 252160, 266560, 267920, 304640, 308896, 328202, 353024, 375088, 386120, 426496, 428672, 441280, 468860, 504320, 533120, 535840, 609280, 617792, 656404, 706048, 750176, 772240, 820505, 852992, 857344, 882560, 937720, 1008640, 1066240, 1071680, 1235584, 1312808, 1412096, 1500352, 1544480, 1641010, 1714688, 1765120, 1875440, 2132480, 2143360, 2471168, 2625616, 3000704, 3088960, 3282020, 3429376, 3530240, 3750880, 4264960, 4286720, 4942336, 5251232, 6001408, 6177920, 6564040, 7060480, 7501760, 8573440, 9884672, 10502464, 12002816, 12355840, 13128080, 15003520, 17146880, 21004928, 24005632, 24711680, 26256160, 30007040, 42009856, 49423360, 52512320, 60014080, 84019712, 105024640, 120028160, 168039424, 210049280, 420098560, 840197120]

約数ペア:

[(1, 840197120), (2, 420098560), (4, 210049280), (5, 168039424), (7, 120028160), (8, 105024640), (10, 84019712), (14, 60014080), (16, 52512320), (17, 49423360), (20, 42009856), (28, 30007040), (32, 26256160), (34, 24711680), (35, 24005632), (40, 21004928), (49, 17146880), (56, 15003520), (64, 13128080), (68, 12355840), (70, 12002816), (80, 10502464), (85, 9884672), (98, 8573440), (112, 7501760), (119, 7060480), (128, 6564040), (136, 6177920), (140, 6001408), (160, 5251232), (170, 4942336), (196, 4286720), (197, 4264960), (224, 3750880), (238, 3530240), (245, 3429376), (256, 3282020), (272, 3088960), (280, 3000704), (320, 2625616), (340, 2471168), (392, 2143360), (394, 2132480), (448, 1875440), (476, 1765120), (490, 1714688), (512, 1641010), (544, 1544480), (560, 1500352), (595, 1412096), (640, 1312808), (680, 1235584), (784, 1071680), (788, 1066240), (833, 1008640), (896, 937720), (952, 882560), (980, 857344), (985, 852992), (1024, 820505), (1088, 772240), (1120, 750176), (1190, 706048), (1280, 656404), (1360, 617792), (1379, 609280), (1568, 535840), (1576, 533120), (1666, 504320), (1792, 468860), (1904, 441280), (1960, 428672), (1970, 426496), (2176, 386120), (2240, 375088), (2380, 353024), (2560, 328202), (2720, 308896), (2758, 304640), (3136, 267920), (3152, 266560), (3332, 252160), (3349, 250880), (3584, 234430), (3808, 220640), (3920, 214336), (3940, 213248), (4165, 201728), (4352, 193060), (4480, 187544), (4760, 176512), (5120, 164101), (5440, 154448), (5516, 152320), (6272, 133960), (6304, 133280), (6664, 126080), (6698, 125440), (6895, 121856), (7168, 117215), (7616, 110320), (7840, 107168), (7880, 106624), (8330, 100864), (8704, 96530), (8960, 93772), (9520, 88256), (9653, 87040), (10880, 77224), (11032, 76160), (12544, 66980), (12608, 66640), (13328, 63040), (13396, 62720), (13790, 60928), (15232, 55160), (15680, 53584), (15760, 53312), (16660, 50432), (16745, 50176), (17408, 48265), (17920, 46886), (19040, 44128), (19306, 43520), (21760, 38612), (22064, 38080), (23443, 35840), (25088, 33490), (25216, 33320), (26656, 31520), (26792, 31360), (27580, 30464)]