38640420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 216

約数和(自身を含む): 147269304

約数和(自身を除く): 108628884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 337, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 674, 735, 780, 819, 882, 910, 980, 1011, 1092, 1170, 1260, 1274, 1348, 1365, 1470, 1638, 1685, 1764, 1820, 1911, 2022, 2205, 2340, 2359, 2548, 2730, 2940, 3033, 3185, 3276, 3370, 3822, 4044, 4095, 4381, 4410, 4718, 5055, 5460, 5733, 6066, 6370, 6740, 7077, 7644, 8190, 8762, 8820, 9436, 9555, 10110, 11466, 11795, 12132, 12740, 13143, 14154, 15165, 16380, 16513, 17524, 19110, 20220, 21231, 21905, 22932, 23590, 26286, 28308, 28665, 30330, 30667, 33026, 35385, 38220, 39429, 42462, 43810, 47180, 49539, 52572, 57330, 60660, 61334, 65715, 66052, 70770, 78858, 82565, 84924, 87620, 92001, 99078, 106155, 114660, 122668, 131430, 141540, 148617, 153335, 157716, 165130, 184002, 197145, 198156, 212310, 214669, 247695, 262860, 276003, 297234, 306670, 330260, 368004, 394290, 424620, 429338, 460005, 495390, 552006, 594468, 613340, 644007, 743085, 788580, 858676, 920010, 990780, 1073345, 1104012, 1288014, 1380015, 1486170, 1840020, 1932021, 2146690, 2576028, 2760030, 2972340, 3220035, 3864042, 4293380, 5520060, 6440070, 7728084, 9660105, 12880140, 19320210, 38640420]

約数ペア:

[(1, 38640420), (2, 19320210), (3, 12880140), (4, 9660105), (5, 7728084), (6, 6440070), (7, 5520060), (9, 4293380), (10, 3864042), (12, 3220035), (13, 2972340), (14, 2760030), (15, 2576028), (18, 2146690), (20, 1932021), (21, 1840020), (26, 1486170), (28, 1380015), (30, 1288014), (35, 1104012), (36, 1073345), (39, 990780), (42, 920010), (45, 858676), (49, 788580), (52, 743085), (60, 644007), (63, 613340), (65, 594468), (70, 552006), (78, 495390), (84, 460005), (90, 429338), (91, 424620), (98, 394290), (105, 368004), (117, 330260), (126, 306670), (130, 297234), (140, 276003), (147, 262860), (156, 247695), (180, 214669), (182, 212310), (195, 198156), (196, 197145), (210, 184002), (234, 165130), (245, 157716), (252, 153335), (260, 148617), (273, 141540), (294, 131430), (315, 122668), (337, 114660), (364, 106155), (390, 99078), (420, 92001), (441, 87620), (455, 84924), (468, 82565), (490, 78858), (546, 70770), (585, 66052), (588, 65715), (630, 61334), (637, 60660), (674, 57330), (735, 52572), (780, 49539), (819, 47180), (882, 43810), (910, 42462), (980, 39429), (1011, 38220), (1092, 35385), (1170, 33026), (1260, 30667), (1274, 30330), (1348, 28665), (1365, 28308), (1470, 26286), (1638, 23590), (1685, 22932), (1764, 21905), (1820, 21231), (1911, 20220), (2022, 19110), (2205, 17524), (2340, 16513), (2359, 16380), (2548, 15165), (2730, 14154), (2940, 13143), (3033, 12740), (3185, 12132), (3276, 11795), (3370, 11466), (3822, 10110), (4044, 9555), (4095, 9436), (4381, 8820), (4410, 8762), (4718, 8190), (5055, 7644), (5460, 7077), (5733, 6740), (6066, 6370)]