161476436

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 326043648

約数和(自身を除く): 164567212

約数列:

[1, 2, 4, 11, 22, 37, 44, 71, 74, 121, 127, 142, 148, 242, 254, 284, 407, 484, 508, 781, 814, 1397, 1562, 1628, 2627, 2794, 3124, 4477, 4699, 5254, 5588, 8591, 8954, 9017, 9398, 10508, 15367, 17182, 17908, 18034, 18796, 28897, 30734, 34364, 36068, 51689, 57794, 61468, 99187, 103378, 115588, 198374, 206756, 317867, 333629, 396748, 568579, 635734, 667258, 1091057, 1137158, 1271468, 1334516, 2182114, 2274316, 3669919, 4364228, 7339838, 14679676, 40369109, 80738218, 161476436]

約数ペア:

[(1, 161476436), (2, 80738218), (4, 40369109), (11, 14679676), (22, 7339838), (37, 4364228), (44, 3669919), (71, 2274316), (74, 2182114), (121, 1334516), (127, 1271468), (142, 1137158), (148, 1091057), (242, 667258), (254, 635734), (284, 568579), (407, 396748), (484, 333629), (508, 317867), (781, 206756), (814, 198374), (1397, 115588), (1562, 103378), (1628, 99187), (2627, 61468), (2794, 57794), (3124, 51689), (4477, 36068), (4699, 34364), (5254, 30734), (5588, 28897), (8591, 18796), (8954, 18034), (9017, 17908), (9398, 17182), (10508, 15367)]