72120356

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{3041}}^1$

素因数の和:3081

約数の個数: 54

約数和(自身を含む): 161429814

約数和(自身を除く): 89309458

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3041, 3388, 5929, 6082, 11858, 12164, 21287, 23716, 33451, 42574, 66902, 85148, 133804, 149009, 234157, 298018, 367961, 468314, 596036, 735922, 936628, 1471844, 1639099, 2575727, 3278198, 5151454, 6556396, 10302908, 18030089, 36060178, 72120356]

約数ペア:

[(1, 72120356), (2, 36060178), (4, 18030089), (7, 10302908), (11, 6556396), (14, 5151454), (22, 3278198), (28, 2575727), (44, 1639099), (49, 1471844), (77, 936628), (98, 735922), (121, 596036), (154, 468314), (196, 367961), (242, 298018), (308, 234157), (484, 149009), (539, 133804), (847, 85148), (1078, 66902), (1694, 42574), (2156, 33451), (3041, 23716), (3388, 21287), (5929, 12164), (6082, 11858)]