68775840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{6823}}^1$

素因数の和:6851

約数の個数: 144

約数和(自身を含む): 268265088

約数和(自身を除く): 199489248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 6823, 10080, 13646, 20469, 27292, 34115, 40938, 47761, 54584, 61407, 68230, 81876, 95522, 102345, 109168, 122814, 136460, 143283, 163752, 191044, 204690, 218336, 238805, 245628, 272920, 286566, 307035, 327504, 382088, 409380, 429849, 477610, 491256, 545840, 573132, 614070, 655008, 716415, 764176, 818760, 859698, 955220, 982512, 1091680, 1146264, 1228140, 1432830, 1528352, 1637520, 1719396, 1910440, 1965024, 2149245, 2292528, 2456280, 2865660, 3275040, 3438792, 3820880, 4298490, 4585056, 4912560, 5731320, 6877584, 7641760, 8596980, 9825120, 11462640, 13755168, 17193960, 22925280, 34387920, 68775840]

約数ペア:

[(1, 68775840), (2, 34387920), (3, 22925280), (4, 17193960), (5, 13755168), (6, 11462640), (7, 9825120), (8, 8596980), (9, 7641760), (10, 6877584), (12, 5731320), (14, 4912560), (15, 4585056), (16, 4298490), (18, 3820880), (20, 3438792), (21, 3275040), (24, 2865660), (28, 2456280), (30, 2292528), (32, 2149245), (35, 1965024), (36, 1910440), (40, 1719396), (42, 1637520), (45, 1528352), (48, 1432830), (56, 1228140), (60, 1146264), (63, 1091680), (70, 982512), (72, 955220), (80, 859698), (84, 818760), (90, 764176), (96, 716415), (105, 655008), (112, 614070), (120, 573132), (126, 545840), (140, 491256), (144, 477610), (160, 429849), (168, 409380), (180, 382088), (210, 327504), (224, 307035), (240, 286566), (252, 272920), (280, 245628), (288, 238805), (315, 218336), (336, 204690), (360, 191044), (420, 163752), (480, 143283), (504, 136460), (560, 122814), (630, 109168), (672, 102345), (720, 95522), (840, 81876), (1008, 68230), (1120, 61407), (1260, 54584), (1440, 47761), (1680, 40938), (2016, 34115), (2520, 27292), (3360, 20469), (5040, 13646), (6823, 10080)]