180989145

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 326289600

約数和(自身を除く): 145300455

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 331, 419, 435, 993, 1257, 1305, 1655, 2095, 2979, 3771, 4965, 6285, 9599, 12151, 14895, 18855, 28797, 36453, 47995, 60755, 86391, 109359, 138689, 143985, 182265, 416067, 431955, 546795, 693445, 1248201, 2080335, 4021981, 6241005, 12065943, 20109905, 36197829, 60329715, 180989145]

約数ペア:

[(1, 180989145), (3, 60329715), (5, 36197829), (9, 20109905), (15, 12065943), (29, 6241005), (45, 4021981), (87, 2080335), (145, 1248201), (261, 693445), (331, 546795), (419, 431955), (435, 416067), (993, 182265), (1257, 143985), (1305, 138689), (1655, 109359), (2095, 86391), (2979, 60755), (3771, 47995), (4965, 36453), (6285, 28797), (9599, 18855), (12151, 14895)]