123226020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 397837440

約数和(自身を除く): 274611420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 171, 180, 190, 228, 263, 274, 285, 342, 380, 411, 526, 548, 570, 684, 685, 789, 822, 855, 1052, 1140, 1233, 1315, 1370, 1578, 1644, 1710, 2055, 2367, 2466, 2603, 2630, 2740, 3156, 3420, 3945, 4110, 4734, 4932, 4997, 5206, 5260, 6165, 7809, 7890, 8220, 9468, 9994, 10412, 11835, 12330, 13015, 14991, 15618, 15780, 19988, 23427, 23670, 24660, 24985, 26030, 29982, 31236, 36031, 39045, 44973, 46854, 47340, 49970, 52060, 59964, 72062, 74955, 78090, 89946, 93708, 99940, 108093, 117135, 144124, 149910, 156180, 179892, 180155, 216186, 224865, 234270, 299820, 324279, 360310, 432372, 449730, 468540, 540465, 648558, 684589, 720620, 899460, 1080930, 1297116, 1369178, 1621395, 2053767, 2161860, 2738356, 3242790, 3422945, 4107534, 6161301, 6485580, 6845890, 8215068, 10268835, 12322602, 13691780, 20537670, 24645204, 30806505, 41075340, 61613010, 123226020]

約数ペア:

[(1, 123226020), (2, 61613010), (3, 41075340), (4, 30806505), (5, 24645204), (6, 20537670), (9, 13691780), (10, 12322602), (12, 10268835), (15, 8215068), (18, 6845890), (19, 6485580), (20, 6161301), (30, 4107534), (36, 3422945), (38, 3242790), (45, 2738356), (57, 2161860), (60, 2053767), (76, 1621395), (90, 1369178), (95, 1297116), (114, 1080930), (137, 899460), (171, 720620), (180, 684589), (190, 648558), (228, 540465), (263, 468540), (274, 449730), (285, 432372), (342, 360310), (380, 324279), (411, 299820), (526, 234270), (548, 224865), (570, 216186), (684, 180155), (685, 179892), (789, 156180), (822, 149910), (855, 144124), (1052, 117135), (1140, 108093), (1233, 99940), (1315, 93708), (1370, 89946), (1578, 78090), (1644, 74955), (1710, 72062), (2055, 59964), (2367, 52060), (2466, 49970), (2603, 47340), (2630, 46854), (2740, 44973), (3156, 39045), (3420, 36031), (3945, 31236), (4110, 29982), (4734, 26030), (4932, 24985), (4997, 24660), (5206, 23670), (5260, 23427), (6165, 19988), (7809, 15780), (7890, 15618), (8220, 14991), (9468, 13015), (9994, 12330), (10412, 11835)]