2887990170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{321961}}^1$

素因数の和:322007

約数の個数: 64

約数和(自身を含む): 7788904704

約数和(自身を除く): 4900914534

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 321961, 643922, 965883, 1609805, 1931766, 3219610, 4185493, 4829415, 7405103, 8370986, 9658830, 12556479, 14810206, 20927465, 22215309, 25112958, 37025515, 41854930, 44430618, 62782395, 74051030, 96266339, 111076545, 125564790, 192532678, 222153090, 288799017, 481331695, 577598034, 962663390, 1443995085, 2887990170]

約数ペア:

[(1, 2887990170), (2, 1443995085), (3, 962663390), (5, 577598034), (6, 481331695), (10, 288799017), (13, 222153090), (15, 192532678), (23, 125564790), (26, 111076545), (30, 96266339), (39, 74051030), (46, 62782395), (65, 44430618), (69, 41854930), (78, 37025515), (115, 25112958), (130, 22215309), (138, 20927465), (195, 14810206), (230, 12556479), (299, 9658830), (345, 8370986), (390, 7405103), (598, 4829415), (690, 4185493), (897, 3219610), (1495, 1931766), (1794, 1609805), (2990, 965883), (4485, 643922), (8970, 321961)]