42561615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 77045760

約数和(自身を除く): 34484145

約数列:

[1, 3, 5, 15, 19, 23, 43, 57, 69, 95, 115, 129, 151, 215, 285, 345, 437, 453, 645, 755, 817, 989, 1311, 2185, 2265, 2451, 2869, 2967, 3473, 4085, 4945, 6493, 6555, 8607, 10419, 12255, 14345, 14835, 17365, 18791, 19479, 32465, 43035, 52095, 56373, 65987, 93955, 97395, 123367, 149339, 197961, 281865, 329935, 370101, 448017, 616835, 746695, 989805, 1850505, 2240085, 2837441, 8512323, 14187205, 42561615]

約数ペア:

[(1, 42561615), (3, 14187205), (5, 8512323), (15, 2837441), (19, 2240085), (23, 1850505), (43, 989805), (57, 746695), (69, 616835), (95, 448017), (115, 370101), (129, 329935), (151, 281865), (215, 197961), (285, 149339), (345, 123367), (437, 97395), (453, 93955), (645, 65987), (755, 56373), (817, 52095), (989, 43035), (1311, 32465), (2185, 19479), (2265, 18791), (2451, 17365), (2869, 14835), (2967, 14345), (3473, 12255), (4085, 10419), (4945, 8607), (6493, 6555)]