26968480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 80438400

約数和(自身を除く): 53469920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 199, 220, 224, 242, 280, 308, 352, 385, 398, 440, 484, 560, 605, 616, 770, 796, 847, 880, 968, 995, 1120, 1210, 1232, 1393, 1540, 1592, 1694, 1760, 1936, 1990, 2189, 2420, 2464, 2786, 3080, 3184, 3388, 3872, 3980, 4235, 4378, 4840, 5572, 6160, 6368, 6776, 6965, 7960, 8470, 8756, 9680, 10945, 11144, 12320, 13552, 13930, 15323, 15920, 16940, 17512, 19360, 21890, 22288, 24079, 27104, 27860, 30646, 31840, 33880, 35024, 43780, 44576, 48158, 55720, 61292, 67760, 70048, 76615, 87560, 96316, 111440, 120395, 122584, 135520, 153230, 168553, 175120, 192632, 222880, 240790, 245168, 306460, 337106, 350240, 385264, 481580, 490336, 612920, 674212, 770528, 842765, 963160, 1225840, 1348424, 1685530, 1926320, 2451680, 2696848, 3371060, 3852640, 5393696, 6742120, 13484240, 26968480]

約数ペア:

[(1, 26968480), (2, 13484240), (4, 6742120), (5, 5393696), (7, 3852640), (8, 3371060), (10, 2696848), (11, 2451680), (14, 1926320), (16, 1685530), (20, 1348424), (22, 1225840), (28, 963160), (32, 842765), (35, 770528), (40, 674212), (44, 612920), (55, 490336), (56, 481580), (70, 385264), (77, 350240), (80, 337106), (88, 306460), (110, 245168), (112, 240790), (121, 222880), (140, 192632), (154, 175120), (160, 168553), (176, 153230), (199, 135520), (220, 122584), (224, 120395), (242, 111440), (280, 96316), (308, 87560), (352, 76615), (385, 70048), (398, 67760), (440, 61292), (484, 55720), (560, 48158), (605, 44576), (616, 43780), (770, 35024), (796, 33880), (847, 31840), (880, 30646), (968, 27860), (995, 27104), (1120, 24079), (1210, 22288), (1232, 21890), (1393, 19360), (1540, 17512), (1592, 16940), (1694, 15920), (1760, 15323), (1936, 13930), (1990, 13552), (2189, 12320), (2420, 11144), (2464, 10945), (2786, 9680), (3080, 8756), (3184, 8470), (3388, 7960), (3872, 6965), (3980, 6776), (4235, 6368), (4378, 6160), (4840, 5572)]