266156240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1649

約数の個数: 120

約数和(自身を含む): 737051040

約数和(自身を除く): 470894800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 784, 860, 980, 1204, 1505, 1579, 1720, 1960, 2107, 2408, 3010, 3158, 3440, 3920, 4214, 4816, 6020, 6316, 7895, 8428, 10535, 11053, 12040, 12632, 15790, 16856, 21070, 22106, 24080, 25264, 31580, 33712, 42140, 44212, 55265, 63160, 67897, 77371, 84280, 88424, 110530, 126320, 135794, 154742, 168560, 176848, 221060, 271588, 309484, 339485, 386855, 442120, 475279, 543176, 618968, 678970, 773710, 884240, 950558, 1086352, 1237936, 1357940, 1547420, 1901116, 2376395, 2715880, 3094840, 3326953, 3802232, 4752790, 5431760, 6189680, 6653906, 7604464, 9505580, 13307812, 16634765, 19011160, 26615624, 33269530, 38022320, 53231248, 66539060, 133078120, 266156240]

約数ペア:

[(1, 266156240), (2, 133078120), (4, 66539060), (5, 53231248), (7, 38022320), (8, 33269530), (10, 26615624), (14, 19011160), (16, 16634765), (20, 13307812), (28, 9505580), (35, 7604464), (40, 6653906), (43, 6189680), (49, 5431760), (56, 4752790), (70, 3802232), (80, 3326953), (86, 3094840), (98, 2715880), (112, 2376395), (140, 1901116), (172, 1547420), (196, 1357940), (215, 1237936), (245, 1086352), (280, 950558), (301, 884240), (344, 773710), (392, 678970), (430, 618968), (490, 543176), (560, 475279), (602, 442120), (688, 386855), (784, 339485), (860, 309484), (980, 271588), (1204, 221060), (1505, 176848), (1579, 168560), (1720, 154742), (1960, 135794), (2107, 126320), (2408, 110530), (3010, 88424), (3158, 84280), (3440, 77371), (3920, 67897), (4214, 63160), (4816, 55265), (6020, 44212), (6316, 42140), (7895, 33712), (8428, 31580), (10535, 25264), (11053, 24080), (12040, 22106), (12632, 21070), (15790, 16856)]