1221428880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 360

約数和(自身を含む): 4837692600

約数和(自身を除く): 3616263720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 89, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 178, 180, 196, 210, 240, 245, 252, 267, 280, 294, 315, 336, 356, 360, 389, 392, 420, 441, 445, 490, 504, 534, 560, 588, 623, 630, 712, 720, 735, 778, 784, 801, 840, 882, 890, 980, 1008, 1068, 1167, 1176, 1246, 1260, 1335, 1424, 1470, 1556, 1602, 1680, 1764, 1780, 1869, 1945, 1960, 2136, 2205, 2334, 2352, 2492, 2520, 2670, 2723, 2940, 3112, 3115, 3204, 3501, 3528, 3560, 3738, 3890, 3920, 4005, 4272, 4361, 4410, 4668, 4984, 5040, 5340, 5446, 5607, 5835, 5880, 6224, 6230, 6408, 7002, 7056, 7120, 7476, 7780, 8010, 8169, 8722, 8820, 9336, 9345, 9968, 10680, 10892, 11214, 11670, 11760, 12460, 12816, 13083, 13615, 14004, 14952, 15560, 16020, 16338, 17444, 17505, 17640, 18672, 18690, 19061, 21360, 21784, 21805, 22428, 23340, 24507, 24920, 26166, 27230, 28008, 28035, 29904, 31120, 32040, 32676, 34621, 34888, 35010, 35280, 37380, 38122, 39249, 40845, 43568, 43610, 44856, 46680, 49014, 49840, 52332, 54460, 56016, 56070, 57183, 64080, 65352, 65415, 69242, 69776, 70020, 74760, 76244, 78498, 81690, 87220, 89712, 93360, 95305, 98028, 103863, 104664, 108920, 112140, 114366, 122535, 130704, 130830, 138484, 140040, 149520, 152488, 156996, 163380, 171549, 173105, 174440, 190610, 196056, 196245, 207726, 209328, 217840, 224280, 228732, 242347, 245070, 261660, 276968, 280080, 285915, 304976, 311589, 313992, 326760, 343098, 346210, 348880, 381220, 392112, 392490, 415452, 448560, 457464, 484694, 490140, 519315, 523320, 553936, 571830, 623178, 627984, 653520, 686196, 692420, 727041, 762440, 784980, 830904, 857745, 914928, 969388, 980280, 1038630, 1046640, 1143660, 1211735, 1246356, 1372392, 1384840, 1454082, 1524880, 1557945, 1569960, 1661808, 1696429, 1715490, 1938776, 1960560, 2077260, 2181123, 2287320, 2423470, 2492712, 2744784, 2769680, 2908164, 3115890, 3139920, 3392858, 3430980, 3635205, 3877552, 4154520, 4362246, 4574640, 4846940, 4985424, 5089287, 5816328, 6231780, 6785716, 6861960, 7270410, 8309040, 8482145, 8724492, 9693880, 10178574, 10905615, 11632656, 12463560, 13571432, 13723920, 14540820, 15267861, 16964290, 17448984, 19387760, 20357148, 21811230, 24927120, 25446435, 27142864, 29081640, 30535722, 33928580, 34897968, 40714296, 43622460, 50892870, 58163280, 61071444, 67857160, 76339305, 81428592, 87244920, 101785740, 122142888, 135714320, 152678610, 174489840, 203571480, 244285776, 305357220, 407142960, 610714440, 1221428880]

約数ペア:

[(1, 1221428880), (2, 610714440), (3, 407142960), (4, 305357220), (5, 244285776), (6, 203571480), (7, 174489840), (8, 152678610), (9, 135714320), (10, 122142888), (12, 101785740), (14, 87244920), (15, 81428592), (16, 76339305), (18, 67857160), (20, 61071444), (21, 58163280), (24, 50892870), (28, 43622460), (30, 40714296), (35, 34897968), (36, 33928580), (40, 30535722), (42, 29081640), (45, 27142864), (48, 25446435), (49, 24927120), (56, 21811230), (60, 20357148), (63, 19387760), (70, 17448984), (72, 16964290), (80, 15267861), (84, 14540820), (89, 13723920), (90, 13571432), (98, 12463560), (105, 11632656), (112, 10905615), (120, 10178574), (126, 9693880), (140, 8724492), (144, 8482145), (147, 8309040), (168, 7270410), (178, 6861960), (180, 6785716), (196, 6231780), (210, 5816328), (240, 5089287), (245, 4985424), (252, 4846940), (267, 4574640), (280, 4362246), (294, 4154520), (315, 3877552), (336, 3635205), (356, 3430980), (360, 3392858), (389, 3139920), (392, 3115890), (420, 2908164), (441, 2769680), (445, 2744784), (490, 2492712), (504, 2423470), (534, 2287320), (560, 2181123), (588, 2077260), (623, 1960560), (630, 1938776), (712, 1715490), (720, 1696429), (735, 1661808), (778, 1569960), (784, 1557945), (801, 1524880), (840, 1454082), (882, 1384840), (890, 1372392), (980, 1246356), (1008, 1211735), (1068, 1143660), (1167, 1046640), (1176, 1038630), (1246, 980280), (1260, 969388), (1335, 914928), (1424, 857745), (1470, 830904), (1556, 784980), (1602, 762440), (1680, 727041), (1764, 692420), (1780, 686196), (1869, 653520), (1945, 627984), (1960, 623178), (2136, 571830), (2205, 553936), (2334, 523320), (2352, 519315), (2492, 490140), (2520, 484694), (2670, 457464), (2723, 448560), (2940, 415452), (3112, 392490), (3115, 392112), (3204, 381220), (3501, 348880), (3528, 346210), (3560, 343098), (3738, 326760), (3890, 313992), (3920, 311589), (4005, 304976), (4272, 285915), (4361, 280080), (4410, 276968), (4668, 261660), (4984, 245070), (5040, 242347), (5340, 228732), (5446, 224280), (5607, 217840), (5835, 209328), (5880, 207726), (6224, 196245), (6230, 196056), (6408, 190610), (7002, 174440), (7056, 173105), (7120, 171549), (7476, 163380), (7780, 156996), (8010, 152488), (8169, 149520), (8722, 140040), (8820, 138484), (9336, 130830), (9345, 130704), (9968, 122535), (10680, 114366), (10892, 112140), (11214, 108920), (11670, 104664), (11760, 103863), (12460, 98028), (12816, 95305), (13083, 93360), (13615, 89712), (14004, 87220), (14952, 81690), (15560, 78498), (16020, 76244), (16338, 74760), (17444, 70020), (17505, 69776), (17640, 69242), (18672, 65415), (18690, 65352), (19061, 64080), (21360, 57183), (21784, 56070), (21805, 56016), (22428, 54460), (23340, 52332), (24507, 49840), (24920, 49014), (26166, 46680), (27230, 44856), (28008, 43610), (28035, 43568), (29904, 40845), (31120, 39249), (32040, 38122), (32676, 37380), (34621, 35280), (34888, 35010)]