145714720

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 355332096

約数和(自身を除く): 209617376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 101, 127, 142, 160, 202, 254, 284, 355, 404, 505, 508, 568, 635, 710, 808, 1010, 1016, 1136, 1270, 1420, 1616, 2020, 2032, 2272, 2540, 2840, 3232, 4040, 4064, 5080, 5680, 7171, 8080, 9017, 10160, 11360, 12827, 14342, 16160, 18034, 20320, 25654, 28684, 35855, 36068, 45085, 51308, 57368, 64135, 71710, 72136, 90170, 102616, 114736, 128270, 143420, 144272, 180340, 205232, 229472, 256540, 286840, 288544, 360680, 410464, 513080, 573680, 721360, 910717, 1026160, 1147360, 1442720, 1821434, 2052320, 3642868, 4553585, 7285736, 9107170, 14571472, 18214340, 29142944, 36428680, 72857360, 145714720]

約数ペア:

[(1, 145714720), (2, 72857360), (4, 36428680), (5, 29142944), (8, 18214340), (10, 14571472), (16, 9107170), (20, 7285736), (32, 4553585), (40, 3642868), (71, 2052320), (80, 1821434), (101, 1442720), (127, 1147360), (142, 1026160), (160, 910717), (202, 721360), (254, 573680), (284, 513080), (355, 410464), (404, 360680), (505, 288544), (508, 286840), (568, 256540), (635, 229472), (710, 205232), (808, 180340), (1010, 144272), (1016, 143420), (1136, 128270), (1270, 114736), (1420, 102616), (1616, 90170), (2020, 72136), (2032, 71710), (2272, 64135), (2540, 57368), (2840, 51308), (3232, 45085), (4040, 36068), (4064, 35855), (5080, 28684), (5680, 25654), (7171, 20320), (8080, 18034), (9017, 16160), (10160, 14342), (11360, 12827)]