128333520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{25463}}^1$

素因数の和:25489

約数の個数: 120

約数和(自身を含む): 492575616

約数和(自身を除く): 364242096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 25463, 50926, 76389, 101852, 127315, 152778, 178241, 203704, 229167, 254630, 305556, 356482, 381945, 407408, 458334, 509260, 534723, 611112, 712964, 763890, 891205, 916668, 1018520, 1069446, 1145835, 1222224, 1425928, 1527780, 1604169, 1782410, 1833336, 2037040, 2138892, 2291670, 2673615, 2851856, 3055560, 3208338, 3564820, 3666672, 4277784, 4583340, 5347230, 6111120, 6416676, 7129640, 8020845, 8555568, 9166680, 10694460, 12833352, 14259280, 16041690, 18333360, 21388920, 25666704, 32083380, 42777840, 64166760, 128333520]

約数ペア:

[(1, 128333520), (2, 64166760), (3, 42777840), (4, 32083380), (5, 25666704), (6, 21388920), (7, 18333360), (8, 16041690), (9, 14259280), (10, 12833352), (12, 10694460), (14, 9166680), (15, 8555568), (16, 8020845), (18, 7129640), (20, 6416676), (21, 6111120), (24, 5347230), (28, 4583340), (30, 4277784), (35, 3666672), (36, 3564820), (40, 3208338), (42, 3055560), (45, 2851856), (48, 2673615), (56, 2291670), (60, 2138892), (63, 2037040), (70, 1833336), (72, 1782410), (80, 1604169), (84, 1527780), (90, 1425928), (105, 1222224), (112, 1145835), (120, 1069446), (126, 1018520), (140, 916668), (144, 891205), (168, 763890), (180, 712964), (210, 611112), (240, 534723), (252, 509260), (280, 458334), (315, 407408), (336, 381945), (360, 356482), (420, 305556), (504, 254630), (560, 229167), (630, 203704), (720, 178241), (840, 152778), (1008, 127315), (1260, 101852), (1680, 76389), (2520, 50926), (5040, 25463)]