2018658880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{7573}}^1$

素因数の和:7621

約数の個数: 168

約数和(自身を含む): 5921444088

約数和(自身を除く): 3902785208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 320, 340, 392, 448, 476, 490, 544, 560, 595, 680, 784, 833, 952, 980, 1088, 1120, 1190, 1360, 1568, 1666, 1904, 1960, 2240, 2380, 2720, 3136, 3332, 3808, 3920, 4165, 4760, 5440, 6664, 7573, 7616, 7840, 8330, 9520, 13328, 15146, 15680, 16660, 19040, 26656, 30292, 33320, 37865, 38080, 53011, 53312, 60584, 66640, 75730, 106022, 121168, 128741, 133280, 151460, 212044, 242336, 257482, 265055, 266560, 302920, 371077, 424088, 484672, 514964, 530110, 605840, 643705, 742154, 848176, 901187, 1029928, 1060220, 1211680, 1287410, 1484308, 1696352, 1802374, 1855385, 2059856, 2120440, 2423360, 2574820, 2968616, 3392704, 3604748, 3710770, 4119712, 4240880, 4505935, 5149640, 5937232, 6308309, 7209496, 7421540, 8239424, 8481760, 9011870, 10299280, 11874464, 12616618, 14418992, 14843080, 16963520, 18023740, 20598560, 23748928, 25233236, 28837984, 29686160, 31541545, 36047480, 41197120, 50466472, 57675968, 59372320, 63083090, 72094960, 100932944, 118744640, 126166180, 144189920, 201865888, 252332360, 288379840, 403731776, 504664720, 1009329440, 2018658880]

約数ペア:

[(1, 2018658880), (2, 1009329440), (4, 504664720), (5, 403731776), (7, 288379840), (8, 252332360), (10, 201865888), (14, 144189920), (16, 126166180), (17, 118744640), (20, 100932944), (28, 72094960), (32, 63083090), (34, 59372320), (35, 57675968), (40, 50466472), (49, 41197120), (56, 36047480), (64, 31541545), (68, 29686160), (70, 28837984), (80, 25233236), (85, 23748928), (98, 20598560), (112, 18023740), (119, 16963520), (136, 14843080), (140, 14418992), (160, 12616618), (170, 11874464), (196, 10299280), (224, 9011870), (238, 8481760), (245, 8239424), (272, 7421540), (280, 7209496), (320, 6308309), (340, 5937232), (392, 5149640), (448, 4505935), (476, 4240880), (490, 4119712), (544, 3710770), (560, 3604748), (595, 3392704), (680, 2968616), (784, 2574820), (833, 2423360), (952, 2120440), (980, 2059856), (1088, 1855385), (1120, 1802374), (1190, 1696352), (1360, 1484308), (1568, 1287410), (1666, 1211680), (1904, 1060220), (1960, 1029928), (2240, 901187), (2380, 848176), (2720, 742154), (3136, 643705), (3332, 605840), (3808, 530110), (3920, 514964), (4165, 484672), (4760, 424088), (5440, 371077), (6664, 302920), (7573, 266560), (7616, 265055), (7840, 257482), (8330, 242336), (9520, 212044), (13328, 151460), (15146, 133280), (15680, 128741), (16660, 121168), (19040, 106022), (26656, 75730), (30292, 66640), (33320, 60584), (37865, 53312), (38080, 53011)]