78117984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{38749}}^1$

素因数の和:38772

約数の個数: 72

約数和(自身を含む): 253890000

約数和(自身を除く): 175772016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 38749, 77498, 116247, 154996, 232494, 271243, 309992, 348741, 464988, 542486, 619984, 697482, 813729, 929976, 1084972, 1239968, 1394964, 1627458, 1859952, 2169944, 2441187, 2789928, 3254916, 3719904, 4339888, 4882374, 5579856, 6509832, 8679776, 9764748, 11159712, 13019664, 19529496, 26039328, 39058992, 78117984]

約数ペア:

[(1, 78117984), (2, 39058992), (3, 26039328), (4, 19529496), (6, 13019664), (7, 11159712), (8, 9764748), (9, 8679776), (12, 6509832), (14, 5579856), (16, 4882374), (18, 4339888), (21, 3719904), (24, 3254916), (28, 2789928), (32, 2441187), (36, 2169944), (42, 1859952), (48, 1627458), (56, 1394964), (63, 1239968), (72, 1084972), (84, 929976), (96, 813729), (112, 697482), (126, 619984), (144, 542486), (168, 464988), (224, 348741), (252, 309992), (288, 271243), (336, 232494), (504, 154996), (672, 116247), (1008, 77498), (2016, 38749)]