654071880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1100

約数の個数: 256

約数和(自身を含む): 2483343360

約数和(自身を除く): 1829271480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 71, 77, 84, 88, 105, 110, 120, 132, 140, 142, 154, 165, 168, 210, 213, 220, 231, 264, 280, 284, 308, 330, 355, 385, 420, 426, 440, 462, 497, 568, 616, 660, 710, 770, 781, 840, 852, 924, 994, 997, 1065, 1155, 1320, 1420, 1491, 1540, 1562, 1704, 1848, 1988, 1994, 2130, 2310, 2343, 2485, 2840, 2982, 2991, 3080, 3124, 3905, 3976, 3988, 4260, 4620, 4686, 4970, 4985, 5467, 5964, 5982, 6248, 6979, 7455, 7810, 7976, 8520, 9240, 9372, 9940, 9970, 10934, 10967, 11715, 11928, 11964, 13958, 14910, 14955, 15620, 16401, 18744, 19880, 19940, 20937, 21868, 21934, 23430, 23928, 27335, 27916, 29820, 29910, 31240, 32802, 32901, 34895, 39880, 41874, 43736, 43868, 46860, 54670, 54835, 55832, 59640, 59820, 65604, 65802, 69790, 70787, 76769, 82005, 83748, 87736, 93720, 104685, 109340, 109670, 119640, 131208, 131604, 139580, 141574, 153538, 164010, 164505, 167496, 209370, 212361, 218680, 219340, 230307, 263208, 279160, 283148, 307076, 328020, 329010, 353935, 383845, 418740, 424722, 438680, 460614, 495509, 566296, 614152, 656040, 658020, 707870, 767690, 778657, 837480, 849444, 921228, 991018, 1061805, 1151535, 1316040, 1415740, 1486527, 1535380, 1557314, 1698888, 1842456, 1982036, 2123610, 2303070, 2335971, 2477545, 2831480, 2973054, 3070760, 3114628, 3893285, 3964072, 4247220, 4606140, 4671942, 4955090, 5450599, 5946108, 6229256, 7432635, 7786570, 8494440, 9212280, 9343884, 9910180, 10901198, 11679855, 11892216, 14865270, 15573140, 16351797, 18687768, 19820360, 21802396, 23359710, 27252995, 29730540, 31146280, 32703594, 43604792, 46719420, 54505990, 59461080, 65407188, 81758985, 93438840, 109011980, 130814376, 163517970, 218023960, 327035940, 654071880]

約数ペア:

[(1, 654071880), (2, 327035940), (3, 218023960), (4, 163517970), (5, 130814376), (6, 109011980), (7, 93438840), (8, 81758985), (10, 65407188), (11, 59461080), (12, 54505990), (14, 46719420), (15, 43604792), (20, 32703594), (21, 31146280), (22, 29730540), (24, 27252995), (28, 23359710), (30, 21802396), (33, 19820360), (35, 18687768), (40, 16351797), (42, 15573140), (44, 14865270), (55, 11892216), (56, 11679855), (60, 10901198), (66, 9910180), (70, 9343884), (71, 9212280), (77, 8494440), (84, 7786570), (88, 7432635), (105, 6229256), (110, 5946108), (120, 5450599), (132, 4955090), (140, 4671942), (142, 4606140), (154, 4247220), (165, 3964072), (168, 3893285), (210, 3114628), (213, 3070760), (220, 2973054), (231, 2831480), (264, 2477545), (280, 2335971), (284, 2303070), (308, 2123610), (330, 1982036), (355, 1842456), (385, 1698888), (420, 1557314), (426, 1535380), (440, 1486527), (462, 1415740), (497, 1316040), (568, 1151535), (616, 1061805), (660, 991018), (710, 921228), (770, 849444), (781, 837480), (840, 778657), (852, 767690), (924, 707870), (994, 658020), (997, 656040), (1065, 614152), (1155, 566296), (1320, 495509), (1420, 460614), (1491, 438680), (1540, 424722), (1562, 418740), (1704, 383845), (1848, 353935), (1988, 329010), (1994, 328020), (2130, 307076), (2310, 283148), (2343, 279160), (2485, 263208), (2840, 230307), (2982, 219340), (2991, 218680), (3080, 212361), (3124, 209370), (3905, 167496), (3976, 164505), (3988, 164010), (4260, 153538), (4620, 141574), (4686, 139580), (4970, 131604), (4985, 131208), (5467, 119640), (5964, 109670), (5982, 109340), (6248, 104685), (6979, 93720), (7455, 87736), (7810, 83748), (7976, 82005), (8520, 76769), (9240, 70787), (9372, 69790), (9940, 65802), (9970, 65604), (10934, 59820), (10967, 59640), (11715, 55832), (11928, 54835), (11964, 54670), (13958, 46860), (14910, 43868), (14955, 43736), (15620, 41874), (16401, 39880), (18744, 34895), (19880, 32901), (19940, 32802), (20937, 31240), (21868, 29910), (21934, 29820), (23430, 27916), (23928, 27335)]