78209244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 210210000

約数和(自身を除く): 132000756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 109, 114, 171, 218, 228, 327, 342, 436, 654, 684, 981, 1049, 1308, 1962, 2071, 2098, 3147, 3924, 4142, 4196, 6213, 6294, 8284, 9441, 12426, 12588, 18639, 18882, 19931, 24852, 37278, 37764, 39862, 59793, 74556, 79724, 114341, 119586, 179379, 228682, 239172, 343023, 358758, 457364, 686046, 717516, 1029069, 1372092, 2058138, 2172479, 4116276, 4344958, 6517437, 8689916, 13034874, 19552311, 26069748, 39104622, 78209244]

約数ペア:

[(1, 78209244), (2, 39104622), (3, 26069748), (4, 19552311), (6, 13034874), (9, 8689916), (12, 6517437), (18, 4344958), (19, 4116276), (36, 2172479), (38, 2058138), (57, 1372092), (76, 1029069), (109, 717516), (114, 686046), (171, 457364), (218, 358758), (228, 343023), (327, 239172), (342, 228682), (436, 179379), (654, 119586), (684, 114341), (981, 79724), (1049, 74556), (1308, 59793), (1962, 39862), (2071, 37764), (2098, 37278), (3147, 24852), (3924, 19931), (4142, 18882), (4196, 18639), (6213, 12588), (6294, 12426), (8284, 9441)]