231719040

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{821}}^1$

素因数の和:860

約数の個数: 288

約数和(自身を含む): 931926060

約数和(自身を除く): 700207020

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 784, 821, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1344, 1440, 1470, 1568, 1642, 1680, 1764, 1920, 1960, 2016, 2205, 2240, 2352, 2463, 2520, 2688, 2880, 2940, 3136, 3284, 3360, 3528, 3920, 4032, 4105, 4410, 4480, 4704, 4926, 5040, 5747, 5760, 5880, 6272, 6568, 6720, 7056, 7389, 7840, 8064, 8210, 8820, 9408, 9852, 10080, 11494, 11760, 12315, 13136, 13440, 14112, 14778, 15680, 16420, 17241, 17640, 18816, 19704, 20160, 22988, 23520, 24630, 26272, 28224, 28735, 29556, 31360, 32840, 34482, 35280, 36945, 39408, 40229, 40320, 45976, 47040, 49260, 51723, 52544, 56448, 57470, 59112, 65680, 68964, 70560, 73890, 78816, 80458, 86205, 91952, 94080, 98520, 103446, 105088, 114940, 118224, 120687, 131360, 137928, 141120, 147780, 157632, 160916, 172410, 183904, 197040, 201145, 206892, 229880, 236448, 241374, 258615, 262720, 275856, 282240, 295560, 315264, 321832, 344820, 362061, 367808, 394080, 402290, 413784, 459760, 472896, 482748, 517230, 525440, 551712, 591120, 603435, 643664, 689640, 724122, 735616, 788160, 804580, 827568, 919520, 945792, 965496, 1034460, 1103424, 1182240, 1206870, 1287328, 1379280, 1448244, 1576320, 1609160, 1655136, 1810305, 1839040, 1930992, 2068920, 2206848, 2364480, 2413740, 2574656, 2758560, 2896488, 3218320, 3310272, 3620610, 3678080, 3861984, 4137840, 4728960, 4827480, 5149312, 5517120, 5792976, 6436640, 6620544, 7241220, 7723968, 8275680, 9654960, 11034240, 11585952, 12873280, 14482440, 15447936, 16551360, 19309920, 23171904, 25746560, 28964880, 33102720, 38619840, 46343808, 57929760, 77239680, 115859520, 231719040]

約数ペア:

[(1, 231719040), (2, 115859520), (3, 77239680), (4, 57929760), (5, 46343808), (6, 38619840), (7, 33102720), (8, 28964880), (9, 25746560), (10, 23171904), (12, 19309920), (14, 16551360), (15, 15447936), (16, 14482440), (18, 12873280), (20, 11585952), (21, 11034240), (24, 9654960), (28, 8275680), (30, 7723968), (32, 7241220), (35, 6620544), (36, 6436640), (40, 5792976), (42, 5517120), (45, 5149312), (48, 4827480), (49, 4728960), (56, 4137840), (60, 3861984), (63, 3678080), (64, 3620610), (70, 3310272), (72, 3218320), (80, 2896488), (84, 2758560), (90, 2574656), (96, 2413740), (98, 2364480), (105, 2206848), (112, 2068920), (120, 1930992), (126, 1839040), (128, 1810305), (140, 1655136), (144, 1609160), (147, 1576320), (160, 1448244), (168, 1379280), (180, 1287328), (192, 1206870), (196, 1182240), (210, 1103424), (224, 1034460), (240, 965496), (245, 945792), (252, 919520), (280, 827568), (288, 804580), (294, 788160), (315, 735616), (320, 724122), (336, 689640), (360, 643664), (384, 603435), (392, 591120), (420, 551712), (441, 525440), (448, 517230), (480, 482748), (490, 472896), (504, 459760), (560, 413784), (576, 402290), (588, 394080), (630, 367808), (640, 362061), (672, 344820), (720, 321832), (735, 315264), (784, 295560), (821, 282240), (840, 275856), (882, 262720), (896, 258615), (960, 241374), (980, 236448), (1008, 229880), (1120, 206892), (1152, 201145), (1176, 197040), (1260, 183904), (1344, 172410), (1440, 160916), (1470, 157632), (1568, 147780), (1642, 141120), (1680, 137928), (1764, 131360), (1920, 120687), (1960, 118224), (2016, 114940), (2205, 105088), (2240, 103446), (2352, 98520), (2463, 94080), (2520, 91952), (2688, 86205), (2880, 80458), (2940, 78816), (3136, 73890), (3284, 70560), (3360, 68964), (3528, 65680), (3920, 59112), (4032, 57470), (4105, 56448), (4410, 52544), (4480, 51723), (4704, 49260), (4926, 47040), (5040, 45976), (5747, 40320), (5760, 40229), (5880, 39408), (6272, 36945), (6568, 35280), (6720, 34482), (7056, 32840), (7389, 31360), (7840, 29556), (8064, 28735), (8210, 28224), (8820, 26272), (9408, 24630), (9852, 23520), (10080, 22988), (11494, 20160), (11760, 19704), (12315, 18816), (13136, 17640), (13440, 17241), (14112, 16420), (14778, 15680)]