268020720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:860

約数の個数: 240

約数和(自身を含む): 1006042752

約数和(自身を除く): 738022032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 99, 110, 120, 129, 132, 144, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 528, 645, 660, 688, 720, 774, 787, 792, 860, 880, 946, 990, 1032, 1290, 1320, 1419, 1548, 1574, 1584, 1720, 1892, 1935, 1980, 2064, 2361, 2365, 2580, 2640, 2838, 3096, 3148, 3440, 3784, 3870, 3935, 3960, 4257, 4722, 4730, 5160, 5676, 6192, 6296, 7083, 7095, 7568, 7740, 7870, 7920, 8514, 8657, 9444, 9460, 10320, 11352, 11805, 12592, 14166, 14190, 15480, 15740, 17028, 17314, 18888, 18920, 21285, 22704, 23610, 25971, 28332, 28380, 30960, 31480, 33841, 34056, 34628, 35415, 37776, 37840, 42570, 43285, 47220, 51942, 56664, 56760, 62960, 67682, 68112, 69256, 70830, 77913, 85140, 86570, 94440, 101523, 103884, 113328, 113520, 129855, 135364, 138512, 141660, 155826, 169205, 170280, 173140, 188880, 203046, 207768, 259710, 270728, 283320, 304569, 311652, 338410, 340560, 346280, 372251, 389565, 406092, 415536, 507615, 519420, 541456, 566640, 609138, 623304, 676820, 692560, 744502, 779130, 812184, 1015230, 1038840, 1116753, 1218276, 1246608, 1353640, 1489004, 1522845, 1558260, 1624368, 1861255, 2030460, 2077680, 2233506, 2436552, 2707280, 2978008, 3045690, 3116520, 3350259, 3722510, 4060920, 4467012, 4873104, 5583765, 5956016, 6091380, 6233040, 6700518, 7445020, 8121840, 8934024, 11167530, 12182760, 13401036, 14890040, 16751295, 17868048, 22335060, 24365520, 26802072, 29780080, 33502590, 44670120, 53604144, 67005180, 89340240, 134010360, 268020720]

約数ペア:

[(1, 268020720), (2, 134010360), (3, 89340240), (4, 67005180), (5, 53604144), (6, 44670120), (8, 33502590), (9, 29780080), (10, 26802072), (11, 24365520), (12, 22335060), (15, 17868048), (16, 16751295), (18, 14890040), (20, 13401036), (22, 12182760), (24, 11167530), (30, 8934024), (33, 8121840), (36, 7445020), (40, 6700518), (43, 6233040), (44, 6091380), (45, 5956016), (48, 5583765), (55, 4873104), (60, 4467012), (66, 4060920), (72, 3722510), (80, 3350259), (86, 3116520), (88, 3045690), (90, 2978008), (99, 2707280), (110, 2436552), (120, 2233506), (129, 2077680), (132, 2030460), (144, 1861255), (165, 1624368), (172, 1558260), (176, 1522845), (180, 1489004), (198, 1353640), (215, 1246608), (220, 1218276), (240, 1116753), (258, 1038840), (264, 1015230), (330, 812184), (344, 779130), (360, 744502), (387, 692560), (396, 676820), (430, 623304), (440, 609138), (473, 566640), (495, 541456), (516, 519420), (528, 507615), (645, 415536), (660, 406092), (688, 389565), (720, 372251), (774, 346280), (787, 340560), (792, 338410), (860, 311652), (880, 304569), (946, 283320), (990, 270728), (1032, 259710), (1290, 207768), (1320, 203046), (1419, 188880), (1548, 173140), (1574, 170280), (1584, 169205), (1720, 155826), (1892, 141660), (1935, 138512), (1980, 135364), (2064, 129855), (2361, 113520), (2365, 113328), (2580, 103884), (2640, 101523), (2838, 94440), (3096, 86570), (3148, 85140), (3440, 77913), (3784, 70830), (3870, 69256), (3935, 68112), (3960, 67682), (4257, 62960), (4722, 56760), (4730, 56664), (5160, 51942), (5676, 47220), (6192, 43285), (6296, 42570), (7083, 37840), (7095, 37776), (7568, 35415), (7740, 34628), (7870, 34056), (7920, 33841), (8514, 31480), (8657, 30960), (9444, 28380), (9460, 28332), (10320, 25971), (11352, 23610), (11805, 22704), (12592, 21285), (14166, 18920), (14190, 18888), (15480, 17314), (15740, 17028)]