121509080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39451}}^1$

素因数の和:39480

約数の個数: 64

約数和(自身を含む): 340865280

約数和(自身を除く): 219356200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 39451, 78902, 157804, 197255, 276157, 315608, 394510, 433961, 552314, 789020, 867922, 1104628, 1380785, 1578040, 1735844, 2169805, 2209256, 2761570, 3037727, 3471688, 4339610, 5523140, 6075454, 8679220, 11046280, 12150908, 15188635, 17358440, 24301816, 30377270, 60754540, 121509080]

約数ペア:

[(1, 121509080), (2, 60754540), (4, 30377270), (5, 24301816), (7, 17358440), (8, 15188635), (10, 12150908), (11, 11046280), (14, 8679220), (20, 6075454), (22, 5523140), (28, 4339610), (35, 3471688), (40, 3037727), (44, 2761570), (55, 2209256), (56, 2169805), (70, 1735844), (77, 1578040), (88, 1380785), (110, 1104628), (140, 867922), (154, 789020), (220, 552314), (280, 433961), (308, 394510), (385, 315608), (440, 276157), (616, 197255), (770, 157804), (1540, 78902), (3080, 39451)]