1811469642920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6553}}^1\times {\mathrm{12497}}^1$

素因数の和:19147

約数の個数: 128

約数和(自身を含む): 4718124979200

約数和(自身を除く): 2906655336280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 6553, 11060, 12497, 13106, 22120, 24994, 26212, 32765, 45871, 49988, 52424, 62485, 65530, 87479, 91742, 99976, 124970, 131060, 174958, 183484, 229355, 249940, 262120, 349916, 366968, 437395, 458710, 499880, 517687, 699832, 874790, 917420, 987263, 1035374, 1749580, 1834840, 1974526, 2070748, 2588435, 3499160, 3623809, 3949052, 4141496, 4936315, 5176870, 6910841, 7247618, 7898104, 9872630, 10353740, 13821682, 14495236, 18119045, 19745260, 20707480, 27643364, 28990472, 34554205, 36238090, 39490520, 55286728, 69108410, 72476180, 81892841, 138216820, 144952360, 163785682, 276433640, 327571364, 409464205, 573249887, 655142728, 818928410, 1146499774, 1637856820, 2292999548, 2866249435, 3275713640, 4585999096, 5732498870, 6469534439, 11464997740, 12939068878, 22929995480, 25878137756, 32347672195, 45286741073, 51756275512, 64695344390, 90573482146, 129390688780, 181146964292, 226433705365, 258781377560, 362293928584, 452867410730, 905734821460, 1811469642920]

約数ペア:

[(1, 1811469642920), (2, 905734821460), (4, 452867410730), (5, 362293928584), (7, 258781377560), (8, 226433705365), (10, 181146964292), (14, 129390688780), (20, 90573482146), (28, 64695344390), (35, 51756275512), (40, 45286741073), (56, 32347672195), (70, 25878137756), (79, 22929995480), (140, 12939068878), (158, 11464997740), (280, 6469534439), (316, 5732498870), (395, 4585999096), (553, 3275713640), (632, 2866249435), (790, 2292999548), (1106, 1637856820), (1580, 1146499774), (2212, 818928410), (2765, 655142728), (3160, 573249887), (4424, 409464205), (5530, 327571364), (6553, 276433640), (11060, 163785682), (12497, 144952360), (13106, 138216820), (22120, 81892841), (24994, 72476180), (26212, 69108410), (32765, 55286728), (45871, 39490520), (49988, 36238090), (52424, 34554205), (62485, 28990472), (65530, 27643364), (87479, 20707480), (91742, 19745260), (99976, 18119045), (124970, 14495236), (131060, 13821682), (174958, 10353740), (183484, 9872630), (229355, 7898104), (249940, 7247618), (262120, 6910841), (349916, 5176870), (366968, 4936315), (437395, 4141496), (458710, 3949052), (499880, 3623809), (517687, 3499160), (699832, 2588435), (874790, 2070748), (917420, 1974526), (987263, 1834840), (1035374, 1749580)]