128878344

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{85237}}^1$

素因数の和:85259

約数の個数: 64

約数和(自身を含む): 409142400

約数和(自身を除く): 280264056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 85237, 170474, 255711, 340948, 511422, 596659, 681896, 767133, 1022844, 1193318, 1534266, 1789977, 2045688, 2301399, 2386636, 3068532, 3579954, 4602798, 4773272, 5369931, 6137064, 7159908, 9205596, 10739862, 14319816, 16109793, 18411192, 21479724, 32219586, 42959448, 64439172, 128878344]

約数ペア:

[(1, 128878344), (2, 64439172), (3, 42959448), (4, 32219586), (6, 21479724), (7, 18411192), (8, 16109793), (9, 14319816), (12, 10739862), (14, 9205596), (18, 7159908), (21, 6137064), (24, 5369931), (27, 4773272), (28, 4602798), (36, 3579954), (42, 3068532), (54, 2386636), (56, 2301399), (63, 2045688), (72, 1789977), (84, 1534266), (108, 1193318), (126, 1022844), (168, 767133), (189, 681896), (216, 596659), (252, 511422), (378, 340948), (504, 255711), (756, 170474), (1512, 85237)]