778131984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{26021}}^1$

素因数の和:26128

約数の個数: 80

約数和(自身を含む): 2323244160

約数和(自身を除く): 1545112176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 712, 1068, 1246, 1424, 1869, 2136, 2492, 3738, 4272, 4984, 7476, 9968, 14952, 26021, 29904, 52042, 78063, 104084, 156126, 182147, 208168, 312252, 364294, 416336, 546441, 624504, 728588, 1092882, 1249008, 1457176, 2185764, 2315869, 2914352, 4371528, 4631738, 6947607, 8743056, 9263476, 13895214, 16211083, 18526952, 27790428, 32422166, 37053904, 48633249, 55580856, 64844332, 97266498, 111161712, 129688664, 194532996, 259377328, 389065992, 778131984]

約数ペア:

[(1, 778131984), (2, 389065992), (3, 259377328), (4, 194532996), (6, 129688664), (7, 111161712), (8, 97266498), (12, 64844332), (14, 55580856), (16, 48633249), (21, 37053904), (24, 32422166), (28, 27790428), (42, 18526952), (48, 16211083), (56, 13895214), (84, 9263476), (89, 8743056), (112, 6947607), (168, 4631738), (178, 4371528), (267, 2914352), (336, 2315869), (356, 2185764), (534, 1457176), (623, 1249008), (712, 1092882), (1068, 728588), (1246, 624504), (1424, 546441), (1869, 416336), (2136, 364294), (2492, 312252), (3738, 208168), (4272, 182147), (4984, 156126), (7476, 104084), (9968, 78063), (14952, 52042), (26021, 29904)]