218703810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32987}}^1$

素因数の和:33027

約数の個数: 64

約数和(自身を含む): 598534272

約数和(自身を除く): 379830462

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 32987, 65974, 98961, 164935, 197922, 329870, 428831, 494805, 560779, 857662, 989610, 1121558, 1286493, 1682337, 2144155, 2572986, 2803895, 3364674, 4288310, 5607790, 6432465, 7290127, 8411685, 12864930, 14580254, 16823370, 21870381, 36450635, 43740762, 72901270, 109351905, 218703810]

約数ペア:

[(1, 218703810), (2, 109351905), (3, 72901270), (5, 43740762), (6, 36450635), (10, 21870381), (13, 16823370), (15, 14580254), (17, 12864930), (26, 8411685), (30, 7290127), (34, 6432465), (39, 5607790), (51, 4288310), (65, 3364674), (78, 2803895), (85, 2572986), (102, 2144155), (130, 1682337), (170, 1286493), (195, 1121558), (221, 989610), (255, 857662), (390, 560779), (442, 494805), (510, 428831), (663, 329870), (1105, 197922), (1326, 164935), (2210, 98961), (3315, 65974), (6630, 32987)]