68734680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1809

約数の個数: 128

約数和(自身を含む): 240814080

約数和(自身を除く): 172079400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1741, 1880, 1974, 2632, 2820, 3290, 3482, 3948, 4935, 5223, 5640, 6580, 6964, 7896, 8705, 9870, 10446, 12187, 13160, 13928, 17410, 19740, 20892, 24374, 26115, 34820, 36561, 39480, 41784, 48748, 52230, 60935, 69640, 73122, 81827, 97496, 104460, 121870, 146244, 163654, 182805, 208920, 243740, 245481, 292488, 327308, 365610, 409135, 487480, 490962, 572789, 654616, 731220, 818270, 981924, 1145578, 1227405, 1462440, 1636540, 1718367, 1963848, 2291156, 2454810, 2863945, 3273080, 3436734, 4582312, 4909620, 5727890, 6873468, 8591835, 9819240, 11455780, 13746936, 17183670, 22911560, 34367340, 68734680]

約数ペア:

[(1, 68734680), (2, 34367340), (3, 22911560), (4, 17183670), (5, 13746936), (6, 11455780), (7, 9819240), (8, 8591835), (10, 6873468), (12, 5727890), (14, 4909620), (15, 4582312), (20, 3436734), (21, 3273080), (24, 2863945), (28, 2454810), (30, 2291156), (35, 1963848), (40, 1718367), (42, 1636540), (47, 1462440), (56, 1227405), (60, 1145578), (70, 981924), (84, 818270), (94, 731220), (105, 654616), (120, 572789), (140, 490962), (141, 487480), (168, 409135), (188, 365610), (210, 327308), (235, 292488), (280, 245481), (282, 243740), (329, 208920), (376, 182805), (420, 163654), (470, 146244), (564, 121870), (658, 104460), (705, 97496), (840, 81827), (940, 73122), (987, 69640), (1128, 60935), (1316, 52230), (1410, 48748), (1645, 41784), (1741, 39480), (1880, 36561), (1974, 34820), (2632, 26115), (2820, 24374), (3290, 20892), (3482, 19740), (3948, 17410), (4935, 13928), (5223, 13160), (5640, 12187), (6580, 10446), (6964, 9870), (7896, 8705)]