1288933920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1823}}^1$

素因数の和:2335

約数の個数: 144

約数和(自身を含む): 4409862912

約数和(自身を除く): 3120928992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 491, 720, 982, 1440, 1473, 1823, 1964, 2455, 2946, 3646, 3928, 4419, 4910, 5469, 5892, 7292, 7365, 7856, 8838, 9115, 9820, 10938, 11784, 14584, 14730, 15712, 16407, 17676, 18230, 19640, 21876, 22095, 23568, 27345, 29168, 29460, 32814, 35352, 36460, 39280, 43752, 44190, 47136, 54690, 58336, 58920, 65628, 70704, 72920, 78560, 82035, 87504, 88380, 109380, 117840, 131256, 141408, 145840, 164070, 175008, 176760, 218760, 235680, 262512, 291680, 328140, 353520, 437520, 525024, 656280, 707040, 875040, 895093, 1312560, 1790186, 2625120, 2685279, 3580372, 4475465, 5370558, 7160744, 8055837, 8950930, 10741116, 13426395, 14321488, 16111674, 17901860, 21482232, 26852790, 28642976, 32223348, 35803720, 40279185, 42964464, 53705580, 64446696, 71607440, 80558370, 85928928, 107411160, 128893392, 143214880, 161116740, 214822320, 257786784, 322233480, 429644640, 644466960, 1288933920]

約数ペア:

[(1, 1288933920), (2, 644466960), (3, 429644640), (4, 322233480), (5, 257786784), (6, 214822320), (8, 161116740), (9, 143214880), (10, 128893392), (12, 107411160), (15, 85928928), (16, 80558370), (18, 71607440), (20, 64446696), (24, 53705580), (30, 42964464), (32, 40279185), (36, 35803720), (40, 32223348), (45, 28642976), (48, 26852790), (60, 21482232), (72, 17901860), (80, 16111674), (90, 14321488), (96, 13426395), (120, 10741116), (144, 8950930), (160, 8055837), (180, 7160744), (240, 5370558), (288, 4475465), (360, 3580372), (480, 2685279), (491, 2625120), (720, 1790186), (982, 1312560), (1440, 895093), (1473, 875040), (1823, 707040), (1964, 656280), (2455, 525024), (2946, 437520), (3646, 353520), (3928, 328140), (4419, 291680), (4910, 262512), (5469, 235680), (5892, 218760), (7292, 176760), (7365, 175008), (7856, 164070), (8838, 145840), (9115, 141408), (9820, 131256), (10938, 117840), (11784, 109380), (14584, 88380), (14730, 87504), (15712, 82035), (16407, 78560), (17676, 72920), (18230, 70704), (19640, 65628), (21876, 58920), (22095, 58336), (23568, 54690), (27345, 47136), (29168, 44190), (29460, 43752), (32814, 39280), (35352, 36460)]