311114440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 869621760

約数和(自身を除く): 558507320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 182, 254, 260, 280, 364, 455, 508, 520, 635, 673, 728, 889, 910, 1016, 1270, 1346, 1651, 1778, 1820, 2540, 2692, 3302, 3365, 3556, 3640, 4445, 4711, 5080, 5384, 6604, 6730, 7112, 8255, 8749, 8890, 9422, 11557, 13208, 13460, 16510, 17498, 17780, 18844, 23114, 23555, 26920, 33020, 34996, 35560, 37688, 43745, 46228, 47110, 57785, 61243, 66040, 69992, 85471, 87490, 92456, 94220, 115570, 122486, 170942, 174980, 188440, 231140, 244972, 306215, 341884, 349960, 427355, 462280, 489944, 598297, 612430, 683768, 854710, 1111123, 1196594, 1224860, 1709420, 2222246, 2393188, 2449720, 2991485, 3418840, 4444492, 4786376, 5555615, 5982970, 7777861, 8888984, 11111230, 11965940, 15555722, 22222460, 23931880, 31111444, 38889305, 44444920, 62222888, 77778610, 155557220, 311114440]

約数ペア:

[(1, 311114440), (2, 155557220), (4, 77778610), (5, 62222888), (7, 44444920), (8, 38889305), (10, 31111444), (13, 23931880), (14, 22222460), (20, 15555722), (26, 11965940), (28, 11111230), (35, 8888984), (40, 7777861), (52, 5982970), (56, 5555615), (65, 4786376), (70, 4444492), (91, 3418840), (104, 2991485), (127, 2449720), (130, 2393188), (140, 2222246), (182, 1709420), (254, 1224860), (260, 1196594), (280, 1111123), (364, 854710), (455, 683768), (508, 612430), (520, 598297), (635, 489944), (673, 462280), (728, 427355), (889, 349960), (910, 341884), (1016, 306215), (1270, 244972), (1346, 231140), (1651, 188440), (1778, 174980), (1820, 170942), (2540, 122486), (2692, 115570), (3302, 94220), (3365, 92456), (3556, 87490), (3640, 85471), (4445, 69992), (4711, 66040), (5080, 61243), (5384, 57785), (6604, 47110), (6730, 46228), (7112, 43745), (8255, 37688), (8749, 35560), (8890, 34996), (9422, 33020), (11557, 26920), (13208, 23555), (13460, 23114), (16510, 18844), (17498, 17780)]