21581365680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23399}}^1$

素因数の和:23489

約数の個数: 320

約数和(自身を含む): 86351616000

約数和(自身を除く): 64770250320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 122, 126, 135, 140, 144, 168, 180, 183, 189, 210, 216, 240, 244, 252, 270, 280, 305, 315, 336, 360, 366, 378, 420, 427, 432, 488, 504, 540, 549, 560, 610, 630, 720, 732, 756, 840, 854, 915, 945, 976, 1008, 1080, 1098, 1220, 1260, 1281, 1464, 1512, 1647, 1680, 1708, 1830, 1890, 2135, 2160, 2196, 2440, 2520, 2562, 2745, 2928, 3024, 3294, 3416, 3660, 3780, 3843, 4270, 4392, 4880, 5040, 5124, 5490, 6405, 6588, 6832, 7320, 7560, 7686, 8235, 8540, 8784, 10248, 10980, 11529, 12810, 13176, 14640, 15120, 15372, 16470, 17080, 19215, 20496, 21960, 23058, 23399, 25620, 26352, 30744, 32940, 34160, 38430, 43920, 46116, 46798, 51240, 57645, 61488, 65880, 70197, 76860, 92232, 93596, 102480, 115290, 116995, 131760, 140394, 153720, 163793, 184464, 187192, 210591, 230580, 233990, 280788, 307440, 327586, 350985, 374384, 421182, 461160, 467980, 491379, 561576, 631773, 655172, 701970, 818965, 842364, 922320, 935960, 982758, 1052955, 1123152, 1263546, 1310344, 1403940, 1427339, 1474137, 1637930, 1684728, 1871920, 1965516, 2105910, 2456895, 2527092, 2620688, 2807880, 2854678, 2948274, 3158865, 3275860, 3369456, 3931032, 4211820, 4282017, 4422411, 4913790, 5054184, 5615760, 5709356, 5896548, 6317730, 6551720, 7136695, 7370685, 7862064, 8423640, 8564034, 8844822, 9827580, 9991373, 10108368, 11418712, 11793096, 12635460, 12846051, 13103440, 14273390, 14741370, 16847280, 17128068, 17689644, 19655160, 19982746, 21410085, 22112055, 22837424, 23586192, 25270920, 25692102, 28546780, 29482740, 29974119, 34256136, 35379288, 38538153, 39310320, 39965492, 42820170, 44224110, 49956865, 50541840, 51384204, 57093560, 58965480, 59948238, 64230255, 68512272, 70758576, 77076306, 79930984, 85640340, 88448220, 89922357, 99913730, 102768408, 114187120, 117930960, 119896476, 128460510, 149870595, 154152612, 159861968, 171280680, 176896440, 179844714, 192690765, 199827460, 205536816, 239792952, 256921020, 269767071, 299741190, 308305224, 342561360, 353792880, 359689428, 385381530, 399654920, 449611785, 479585904, 513842040, 539534142, 599482380, 616610448, 719378856, 770763060, 799309840, 899223570, 1027684080, 1079068284, 1198964760, 1348835355, 1438757712, 1541526120, 1798447140, 2158136568, 2397929520, 2697670710, 3083052240, 3596894280, 4316273136, 5395341420, 7193788560, 10790682840, 21581365680]

約数ペア:

[(1, 21581365680), (2, 10790682840), (3, 7193788560), (4, 5395341420), (5, 4316273136), (6, 3596894280), (7, 3083052240), (8, 2697670710), (9, 2397929520), (10, 2158136568), (12, 1798447140), (14, 1541526120), (15, 1438757712), (16, 1348835355), (18, 1198964760), (20, 1079068284), (21, 1027684080), (24, 899223570), (27, 799309840), (28, 770763060), (30, 719378856), (35, 616610448), (36, 599482380), (40, 539534142), (42, 513842040), (45, 479585904), (48, 449611785), (54, 399654920), (56, 385381530), (60, 359689428), (61, 353792880), (63, 342561360), (70, 308305224), (72, 299741190), (80, 269767071), (84, 256921020), (90, 239792952), (105, 205536816), (108, 199827460), (112, 192690765), (120, 179844714), (122, 176896440), (126, 171280680), (135, 159861968), (140, 154152612), (144, 149870595), (168, 128460510), (180, 119896476), (183, 117930960), (189, 114187120), (210, 102768408), (216, 99913730), (240, 89922357), (244, 88448220), (252, 85640340), (270, 79930984), (280, 77076306), (305, 70758576), (315, 68512272), (336, 64230255), (360, 59948238), (366, 58965480), (378, 57093560), (420, 51384204), (427, 50541840), (432, 49956865), (488, 44224110), (504, 42820170), (540, 39965492), (549, 39310320), (560, 38538153), (610, 35379288), (630, 34256136), (720, 29974119), (732, 29482740), (756, 28546780), (840, 25692102), (854, 25270920), (915, 23586192), (945, 22837424), (976, 22112055), (1008, 21410085), (1080, 19982746), (1098, 19655160), (1220, 17689644), (1260, 17128068), (1281, 16847280), (1464, 14741370), (1512, 14273390), (1647, 13103440), (1680, 12846051), (1708, 12635460), (1830, 11793096), (1890, 11418712), (2135, 10108368), (2160, 9991373), (2196, 9827580), (2440, 8844822), (2520, 8564034), (2562, 8423640), (2745, 7862064), (2928, 7370685), (3024, 7136695), (3294, 6551720), (3416, 6317730), (3660, 5896548), (3780, 5709356), (3843, 5615760), (4270, 5054184), (4392, 4913790), (4880, 4422411), (5040, 4282017), (5124, 4211820), (5490, 3931032), (6405, 3369456), (6588, 3275860), (6832, 3158865), (7320, 2948274), (7560, 2854678), (7686, 2807880), (8235, 2620688), (8540, 2527092), (8784, 2456895), (10248, 2105910), (10980, 1965516), (11529, 1871920), (12810, 1684728), (13176, 1637930), (14640, 1474137), (15120, 1427339), (15372, 1403940), (16470, 1310344), (17080, 1263546), (19215, 1123152), (20496, 1052955), (21960, 982758), (23058, 935960), (23399, 922320), (25620, 842364), (26352, 818965), (30744, 701970), (32940, 655172), (34160, 631773), (38430, 561576), (43920, 491379), (46116, 467980), (46798, 461160), (51240, 421182), (57645, 374384), (61488, 350985), (65880, 327586), (70197, 307440), (76860, 280788), (92232, 233990), (93596, 230580), (102480, 210591), (115290, 187192), (116995, 184464), (131760, 163793), (140394, 153720)]