1905901920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33937}}^1$

素因数の和:33974

約数の個数: 192

約数和(自身を含む): 7183995840

約数和(自身を除く): 5278093920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 33937, 56160, 67874, 101811, 135748, 169685, 203622, 271496, 305433, 339370, 407244, 441181, 509055, 542992, 610866, 678740, 814488, 882362, 916299, 1018110, 1085984, 1221732, 1323543, 1357480, 1527165, 1628976, 1764724, 1832598, 2036220, 2205905, 2443464, 2647086, 2714960, 3054330, 3257952, 3529448, 3665196, 3970629, 4072440, 4411810, 4581495, 4886928, 5294172, 5429920, 6108660, 6617715, 7058896, 7330392, 7941258, 8144880, 8823620, 9162990, 9773856, 10588344, 11911887, 12217320, 13235430, 14117792, 14660784, 15882516, 16289760, 17647240, 18325980, 19853145, 21176688, 23823774, 24434640, 26470860, 29321568, 31765032, 35294480, 36651960, 39706290, 42353376, 47647548, 48869280, 52941720, 59559435, 63530064, 70588960, 73303920, 79412580, 95295096, 105883440, 119118870, 127060128, 146607840, 158825160, 190590192, 211766880, 238237740, 317650320, 381180384, 476475480, 635300640, 952950960, 1905901920]

約数ペア:

[(1, 1905901920), (2, 952950960), (3, 635300640), (4, 476475480), (5, 381180384), (6, 317650320), (8, 238237740), (9, 211766880), (10, 190590192), (12, 158825160), (13, 146607840), (15, 127060128), (16, 119118870), (18, 105883440), (20, 95295096), (24, 79412580), (26, 73303920), (27, 70588960), (30, 63530064), (32, 59559435), (36, 52941720), (39, 48869280), (40, 47647548), (45, 42353376), (48, 39706290), (52, 36651960), (54, 35294480), (60, 31765032), (65, 29321568), (72, 26470860), (78, 24434640), (80, 23823774), (90, 21176688), (96, 19853145), (104, 18325980), (108, 17647240), (117, 16289760), (120, 15882516), (130, 14660784), (135, 14117792), (144, 13235430), (156, 12217320), (160, 11911887), (180, 10588344), (195, 9773856), (208, 9162990), (216, 8823620), (234, 8144880), (240, 7941258), (260, 7330392), (270, 7058896), (288, 6617715), (312, 6108660), (351, 5429920), (360, 5294172), (390, 4886928), (416, 4581495), (432, 4411810), (468, 4072440), (480, 3970629), (520, 3665196), (540, 3529448), (585, 3257952), (624, 3054330), (702, 2714960), (720, 2647086), (780, 2443464), (864, 2205905), (936, 2036220), (1040, 1832598), (1080, 1764724), (1170, 1628976), (1248, 1527165), (1404, 1357480), (1440, 1323543), (1560, 1221732), (1755, 1085984), (1872, 1018110), (2080, 916299), (2160, 882362), (2340, 814488), (2808, 678740), (3120, 610866), (3510, 542992), (3744, 509055), (4320, 441181), (4680, 407244), (5616, 339370), (6240, 305433), (7020, 271496), (9360, 203622), (11232, 169685), (14040, 135748), (18720, 101811), (28080, 67874), (33937, 56160)]