21241252080

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 420

約数和(自身を含む): 76712467320

約数和(自身を除く): 55471215240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 243, 248, 270, 279, 310, 324, 360, 372, 379, 405, 432, 465, 486, 496, 540, 558, 620, 648, 720, 729, 744, 758, 810, 837, 930, 961, 972, 1080, 1116, 1137, 1215, 1240, 1296, 1395, 1458, 1488, 1516, 1620, 1674, 1860, 1895, 1922, 1944, 2160, 2232, 2274, 2430, 2480, 2511, 2790, 2883, 2916, 3032, 3240, 3348, 3411, 3645, 3720, 3790, 3844, 3888, 4185, 4464, 4548, 4805, 4860, 5022, 5580, 5685, 5766, 5832, 6064, 6480, 6696, 6822, 7290, 7440, 7533, 7580, 7688, 8370, 8649, 9096, 9610, 9720, 10044, 10233, 11160, 11370, 11532, 11664, 11749, 12555, 13392, 13644, 14415, 14580, 15066, 15160, 15376, 16740, 17055, 17298, 18192, 19220, 19440, 20088, 20466, 22320, 22599, 22740, 23064, 23498, 25110, 25947, 27288, 28830, 29160, 30132, 30320, 30699, 33480, 34110, 34596, 35247, 37665, 38440, 40176, 40932, 43245, 45198, 45480, 46128, 46996, 50220, 51165, 51894, 54576, 57660, 58320, 58745, 60264, 61398, 66960, 68220, 69192, 70494, 75330, 76880, 77841, 81864, 86490, 90396, 90960, 92097, 93992, 100440, 102330, 103788, 105741, 112995, 115320, 117490, 120528, 122796, 129735, 136440, 138384, 140988, 150660, 153495, 155682, 163728, 172980, 176235, 180792, 184194, 187984, 200880, 204660, 207576, 211482, 225990, 230640, 233523, 234980, 245592, 259470, 272880, 276291, 281976, 301320, 306990, 311364, 317223, 345960, 352470, 361584, 364219, 368388, 389205, 409320, 415152, 422964, 451980, 460485, 467046, 469960, 491184, 518940, 528705, 552582, 563952, 602640, 613980, 622728, 634446, 691920, 700569, 704940, 728438, 736776, 778410, 818640, 845928, 903960, 920970, 934092, 939920, 951669, 1037880, 1057410, 1092657, 1105164, 1167615, 1227960, 1245456, 1268892, 1381455, 1401138, 1409880, 1456876, 1473552, 1556820, 1586115, 1691856, 1807920, 1821095, 1841940, 1868184, 1903338, 2075760, 2114820, 2185314, 2210328, 2335230, 2455920, 2537784, 2762910, 2802276, 2819760, 2855007, 2913752, 3113640, 3172230, 3277971, 3502845, 3642190, 3683880, 3736368, 3806676, 4229640, 4370628, 4420656, 4670460, 4758345, 5075568, 5463285, 5525820, 5604552, 5710014, 5827504, 6227280, 6344460, 6555942, 7005690, 7284380, 7367760, 7613352, 8459280, 8565021, 8741256, 9340920, 9516690, 9833913, 10926570, 11051640, 11209104, 11420028, 12688920, 13111884, 14011380, 14275035, 14568760, 15226704, 16389855, 17130042, 17482512, 18681840, 19033380, 19667826, 21853140, 22103280, 22840056, 25377840, 26223768, 28022760, 28550070, 29137520, 29501739, 32779710, 34260084, 38066760, 39335652, 42825105, 43706280, 45680112, 49169565, 52447536, 56045520, 57100140, 59003478, 65559420, 68520168, 76133520, 78671304, 85650210, 87412560, 88505217, 98339130, 114200280, 118006956, 131118840, 137040336, 147508695, 157342608, 171300420, 177010434, 196678260, 228400560, 236013912, 262237680, 265515651, 295017390, 342600840, 354020868, 393356520, 442526085, 472027824, 531031302, 590034780, 685201680, 708041736, 786713040, 885052170, 1062062604, 1180069560, 1327578255, 1416083472, 1770104340, 2124125208, 2360139120, 2655156510, 3540208680, 4248250416, 5310313020, 7080417360, 10620626040, 21241252080]

約数ペア:

[(1, 21241252080), (2, 10620626040), (3, 7080417360), (4, 5310313020), (5, 4248250416), (6, 3540208680), (8, 2655156510), (9, 2360139120), (10, 2124125208), (12, 1770104340), (15, 1416083472), (16, 1327578255), (18, 1180069560), (20, 1062062604), (24, 885052170), (27, 786713040), (30, 708041736), (31, 685201680), (36, 590034780), (40, 531031302), (45, 472027824), (48, 442526085), (54, 393356520), (60, 354020868), (62, 342600840), (72, 295017390), (80, 265515651), (81, 262237680), (90, 236013912), (93, 228400560), (108, 196678260), (120, 177010434), (124, 171300420), (135, 157342608), (144, 147508695), (155, 137040336), (162, 131118840), (180, 118006956), (186, 114200280), (216, 98339130), (240, 88505217), (243, 87412560), (248, 85650210), (270, 78671304), (279, 76133520), (310, 68520168), (324, 65559420), (360, 59003478), (372, 57100140), (379, 56045520), (405, 52447536), (432, 49169565), (465, 45680112), (486, 43706280), (496, 42825105), (540, 39335652), (558, 38066760), (620, 34260084), (648, 32779710), (720, 29501739), (729, 29137520), (744, 28550070), (758, 28022760), (810, 26223768), (837, 25377840), (930, 22840056), (961, 22103280), (972, 21853140), (1080, 19667826), (1116, 19033380), (1137, 18681840), (1215, 17482512), (1240, 17130042), (1296, 16389855), (1395, 15226704), (1458, 14568760), (1488, 14275035), (1516, 14011380), (1620, 13111884), (1674, 12688920), (1860, 11420028), (1895, 11209104), (1922, 11051640), (1944, 10926570), (2160, 9833913), (2232, 9516690), (2274, 9340920), (2430, 8741256), (2480, 8565021), (2511, 8459280), (2790, 7613352), (2883, 7367760), (2916, 7284380), (3032, 7005690), (3240, 6555942), (3348, 6344460), (3411, 6227280), (3645, 5827504), (3720, 5710014), (3790, 5604552), (3844, 5525820), (3888, 5463285), (4185, 5075568), (4464, 4758345), (4548, 4670460), (4805, 4420656), (4860, 4370628), (5022, 4229640), (5580, 3806676), (5685, 3736368), (5766, 3683880), (5832, 3642190), (6064, 3502845), (6480, 3277971), (6696, 3172230), (6822, 3113640), (7290, 2913752), (7440, 2855007), (7533, 2819760), (7580, 2802276), (7688, 2762910), (8370, 2537784), (8649, 2455920), (9096, 2335230), (9610, 2210328), (9720, 2185314), (10044, 2114820), (10233, 2075760), (11160, 1903338), (11370, 1868184), (11532, 1841940), (11664, 1821095), (11749, 1807920), (12555, 1691856), (13392, 1586115), (13644, 1556820), (14415, 1473552), (14580, 1456876), (15066, 1409880), (15160, 1401138), (15376, 1381455), (16740, 1268892), (17055, 1245456), (17298, 1227960), (18192, 1167615), (19220, 1105164), (19440, 1092657), (20088, 1057410), (20466, 1037880), (22320, 951669), (22599, 939920), (22740, 934092), (23064, 920970), (23498, 903960), (25110, 845928), (25947, 818640), (27288, 778410), (28830, 736776), (29160, 728438), (30132, 704940), (30320, 700569), (30699, 691920), (33480, 634446), (34110, 622728), (34596, 613980), (35247, 602640), (37665, 563952), (38440, 552582), (40176, 528705), (40932, 518940), (43245, 491184), (45198, 469960), (45480, 467046), (46128, 460485), (46996, 451980), (50220, 422964), (51165, 415152), (51894, 409320), (54576, 389205), (57660, 368388), (58320, 364219), (58745, 361584), (60264, 352470), (61398, 345960), (66960, 317223), (68220, 311364), (69192, 306990), (70494, 301320), (75330, 281976), (76880, 276291), (77841, 272880), (81864, 259470), (86490, 245592), (90396, 234980), (90960, 233523), (92097, 230640), (93992, 225990), (100440, 211482), (102330, 207576), (103788, 204660), (105741, 200880), (112995, 187984), (115320, 184194), (117490, 180792), (120528, 176235), (122796, 172980), (129735, 163728), (136440, 155682), (138384, 153495), (140988, 150660)]