668940048

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{663631}}^1$

素因数の和:663652

約数の個数: 60

約数和(自身を含む): 2139549568

約数和(自身を除く): 1470609520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 663631, 1327262, 1990893, 2654524, 3981786, 4645417, 5309048, 5972679, 7963572, 9290834, 10618096, 11945358, 13936251, 15927144, 18581668, 23890716, 27872502, 31854288, 37163336, 41808753, 47781432, 55745004, 74326672, 83617506, 95562864, 111490008, 167235012, 222980016, 334470024, 668940048]

約数ペア:

[(1, 668940048), (2, 334470024), (3, 222980016), (4, 167235012), (6, 111490008), (7, 95562864), (8, 83617506), (9, 74326672), (12, 55745004), (14, 47781432), (16, 41808753), (18, 37163336), (21, 31854288), (24, 27872502), (28, 23890716), (36, 18581668), (42, 15927144), (48, 13936251), (56, 11945358), (63, 10618096), (72, 9290834), (84, 7963572), (112, 5972679), (126, 5309048), (144, 4645417), (168, 3981786), (252, 2654524), (336, 1990893), (504, 1327262), (1008, 663631)]