138287240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37991}}^1$

素因数の和:38022

約数の個数: 64

約数和(自身を含む): 382959360

約数和(自身を除く): 244672120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 37991, 75982, 151964, 189955, 265937, 303928, 379910, 493883, 531874, 759820, 987766, 1063748, 1329685, 1519640, 1975532, 2127496, 2469415, 2659370, 3457181, 3951064, 4938830, 5318740, 6914362, 9877660, 10637480, 13828724, 17285905, 19755320, 27657448, 34571810, 69143620, 138287240]

約数ペア:

[(1, 138287240), (2, 69143620), (4, 34571810), (5, 27657448), (7, 19755320), (8, 17285905), (10, 13828724), (13, 10637480), (14, 9877660), (20, 6914362), (26, 5318740), (28, 4938830), (35, 3951064), (40, 3457181), (52, 2659370), (56, 2469415), (65, 2127496), (70, 1975532), (91, 1519640), (104, 1329685), (130, 1063748), (140, 987766), (182, 759820), (260, 531874), (280, 493883), (364, 379910), (455, 303928), (520, 265937), (728, 189955), (910, 151964), (1820, 75982), (3640, 37991)]