221094720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 336

約数和(自身を含む): 949074048

約数和(自身を除く): 727979328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 192, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 320, 330, 336, 352, 360, 385, 396, 420, 440, 448, 462, 480, 495, 504, 528, 560, 576, 616, 630, 660, 672, 693, 704, 720, 770, 792, 840, 880, 924, 960, 990, 997, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1344, 1386, 1440, 1540, 1584, 1680, 1760, 1848, 1980, 1994, 2016, 2112, 2240, 2310, 2464, 2520, 2640, 2772, 2880, 2991, 3080, 3168, 3360, 3465, 3520, 3696, 3960, 3988, 4032, 4620, 4928, 4985, 5040, 5280, 5544, 5982, 6160, 6336, 6720, 6930, 6979, 7392, 7920, 7976, 8973, 9240, 9970, 10080, 10560, 10967, 11088, 11964, 12320, 13860, 13958, 14784, 14955, 15840, 15952, 17946, 18480, 19940, 20160, 20937, 21934, 22176, 23928, 24640, 27720, 27916, 29910, 31680, 31904, 32901, 34895, 35892, 36960, 39880, 41874, 43868, 44352, 44865, 47856, 54835, 55440, 55832, 59820, 62811, 63808, 65802, 69790, 71784, 73920, 76769, 79760, 83748, 87736, 89730, 95712, 98703, 104685, 109670, 110880, 111664, 119640, 125622, 131604, 139580, 143568, 153538, 159520, 164505, 167496, 175472, 179460, 191424, 197406, 209370, 219340, 221760, 223328, 230307, 239280, 251244, 263208, 279160, 287136, 307076, 314055, 319040, 329010, 334992, 350944, 358920, 383845, 394812, 418740, 438680, 446656, 460614, 478560, 493515, 502488, 526416, 558320, 574272, 614152, 628110, 658020, 669984, 690921, 701888, 717840, 767690, 789624, 837480, 877360, 921228, 957120, 987030, 1004976, 1052832, 1116640, 1151535, 1228304, 1256220, 1316040, 1339968, 1381842, 1435680, 1535380, 1579248, 1674960, 1754720, 1842456, 1974060, 2009952, 2105664, 2233280, 2303070, 2456608, 2512440, 2632080, 2763684, 2871360, 3070760, 3158496, 3349920, 3454605, 3509440, 3684912, 3948120, 4019904, 4606140, 4913216, 5024880, 5264160, 5527368, 6141520, 6316992, 6699840, 6909210, 7369824, 7896240, 9212280, 10049760, 10528320, 11054736, 12283040, 13818420, 14739648, 15792480, 18424560, 20099520, 22109472, 24566080, 27636840, 31584960, 36849120, 44218944, 55273680, 73698240, 110547360, 221094720]

約数ペア:

[(1, 221094720), (2, 110547360), (3, 73698240), (4, 55273680), (5, 44218944), (6, 36849120), (7, 31584960), (8, 27636840), (9, 24566080), (10, 22109472), (11, 20099520), (12, 18424560), (14, 15792480), (15, 14739648), (16, 13818420), (18, 12283040), (20, 11054736), (21, 10528320), (22, 10049760), (24, 9212280), (28, 7896240), (30, 7369824), (32, 6909210), (33, 6699840), (35, 6316992), (36, 6141520), (40, 5527368), (42, 5264160), (44, 5024880), (45, 4913216), (48, 4606140), (55, 4019904), (56, 3948120), (60, 3684912), (63, 3509440), (64, 3454605), (66, 3349920), (70, 3158496), (72, 3070760), (77, 2871360), (80, 2763684), (84, 2632080), (88, 2512440), (90, 2456608), (96, 2303070), (99, 2233280), (105, 2105664), (110, 2009952), (112, 1974060), (120, 1842456), (126, 1754720), (132, 1674960), (140, 1579248), (144, 1535380), (154, 1435680), (160, 1381842), (165, 1339968), (168, 1316040), (176, 1256220), (180, 1228304), (192, 1151535), (198, 1116640), (210, 1052832), (220, 1004976), (224, 987030), (231, 957120), (240, 921228), (252, 877360), (264, 837480), (280, 789624), (288, 767690), (308, 717840), (315, 701888), (320, 690921), (330, 669984), (336, 658020), (352, 628110), (360, 614152), (385, 574272), (396, 558320), (420, 526416), (440, 502488), (448, 493515), (462, 478560), (480, 460614), (495, 446656), (504, 438680), (528, 418740), (560, 394812), (576, 383845), (616, 358920), (630, 350944), (660, 334992), (672, 329010), (693, 319040), (704, 314055), (720, 307076), (770, 287136), (792, 279160), (840, 263208), (880, 251244), (924, 239280), (960, 230307), (990, 223328), (997, 221760), (1008, 219340), (1056, 209370), (1120, 197406), (1155, 191424), (1232, 179460), (1260, 175472), (1320, 167496), (1344, 164505), (1386, 159520), (1440, 153538), (1540, 143568), (1584, 139580), (1680, 131604), (1760, 125622), (1848, 119640), (1980, 111664), (1994, 110880), (2016, 109670), (2112, 104685), (2240, 98703), (2310, 95712), (2464, 89730), (2520, 87736), (2640, 83748), (2772, 79760), (2880, 76769), (2991, 73920), (3080, 71784), (3168, 69790), (3360, 65802), (3465, 63808), (3520, 62811), (3696, 59820), (3960, 55832), (3988, 55440), (4032, 54835), (4620, 47856), (4928, 44865), (4985, 44352), (5040, 43868), (5280, 41874), (5544, 39880), (5982, 36960), (6160, 35892), (6336, 34895), (6720, 32901), (6930, 31904), (6979, 31680), (7392, 29910), (7920, 27916), (7976, 27720), (8973, 24640), (9240, 23928), (9970, 22176), (10080, 21934), (10560, 20937), (10967, 20160), (11088, 19940), (11964, 18480), (12320, 17946), (13860, 15952), (13958, 15840), (14784, 14955)]