90198045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 187799040

約数和(自身を除く): 97600995

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 71, 105, 109, 111, 185, 213, 259, 315, 327, 333, 355, 497, 545, 555, 639, 763, 777, 981, 1065, 1295, 1491, 1635, 1665, 2289, 2331, 2485, 2627, 3195, 3815, 3885, 4033, 4473, 4905, 6867, 7455, 7739, 7881, 11445, 11655, 12099, 13135, 18389, 20165, 22365, 23217, 23643, 28231, 34335, 36297, 38695, 39405, 54173, 55167, 60495, 69651, 84693, 91945, 116085, 118215, 141155, 162519, 165501, 181485, 254079, 270865, 275835, 286343, 348255, 423465, 487557, 812595, 827505, 859029, 1270395, 1431715, 2004401, 2437785, 2577087, 4295145, 6013203, 10022005, 12885435, 18039609, 30066015, 90198045]

約数ペア:

[(1, 90198045), (3, 30066015), (5, 18039609), (7, 12885435), (9, 10022005), (15, 6013203), (21, 4295145), (35, 2577087), (37, 2437785), (45, 2004401), (63, 1431715), (71, 1270395), (105, 859029), (109, 827505), (111, 812595), (185, 487557), (213, 423465), (259, 348255), (315, 286343), (327, 275835), (333, 270865), (355, 254079), (497, 181485), (545, 165501), (555, 162519), (639, 141155), (763, 118215), (777, 116085), (981, 91945), (1065, 84693), (1295, 69651), (1491, 60495), (1635, 55167), (1665, 54173), (2289, 39405), (2331, 38695), (2485, 36297), (2627, 34335), (3195, 28231), (3815, 23643), (3885, 23217), (4033, 22365), (4473, 20165), (4905, 18389), (6867, 13135), (7455, 12099), (7739, 11655), (7881, 11445)]