221883984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{220123}}^1$

素因数の和:220144

約数の個数: 60

約数和(自身を含む): 709679776

約数和(自身を除く): 487795792

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, 220123, 440246, 660369, 880492, 1320738, 1540861, 1760984, 1981107, 2641476, 3081722, 3521968, 3962214, 4622583, 5282952, 6163444, 7924428, 9245166, 10565904, 12326888, 13867749, 15848856, 18490332, 24653776, 27735498, 31697712, 36980664, 55470996, 73961328, 110941992, 221883984]

約数ペア:

[(1, 221883984), (2, 110941992), (3, 73961328), (4, 55470996), (6, 36980664), (7, 31697712), (8, 27735498), (9, 24653776), (12, 18490332), (14, 15848856), (16, 13867749), (18, 12326888), (21, 10565904), (24, 9245166), (28, 7924428), (36, 6163444), (42, 5282952), (48, 4622583), (56, 3962214), (63, 3521968), (72, 3081722), (84, 2641476), (112, 1981107), (126, 1760984), (144, 1540861), (168, 1320738), (252, 880492), (336, 660369), (504, 440246), (1008, 220123)]