156985208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 321408000

約数和(自身を除く): 164422792

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 127, 136, 149, 244, 254, 298, 488, 508, 596, 1016, 1037, 1192, 2074, 2159, 2533, 4148, 4318, 5066, 7747, 8296, 8636, 9089, 10132, 15494, 17272, 18178, 18923, 20264, 30988, 36356, 37846, 61976, 72712, 75692, 131699, 151384, 154513, 263398, 309026, 321691, 526796, 618052, 643382, 1053592, 1154303, 1236104, 1286764, 2308606, 2573528, 4617212, 9234424, 19623151, 39246302, 78492604, 156985208]

約数ペア:

[(1, 156985208), (2, 78492604), (4, 39246302), (8, 19623151), (17, 9234424), (34, 4617212), (61, 2573528), (68, 2308606), (122, 1286764), (127, 1236104), (136, 1154303), (149, 1053592), (244, 643382), (254, 618052), (298, 526796), (488, 321691), (508, 309026), (596, 263398), (1016, 154513), (1037, 151384), (1192, 131699), (2074, 75692), (2159, 72712), (2533, 61976), (4148, 37846), (4318, 36356), (5066, 30988), (7747, 20264), (8296, 18923), (8636, 18178), (9089, 17272), (10132, 15494)]