68671260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 251274240

約数和(自身を除く): 182602980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 444, 491, 518, 540, 555, 630, 666, 740, 756, 777, 945, 982, 999, 1036, 1110, 1260, 1295, 1332, 1473, 1554, 1665, 1890, 1964, 1998, 2220, 2331, 2455, 2590, 2946, 3108, 3330, 3437, 3780, 3885, 3996, 4419, 4662, 4910, 4995, 5180, 5892, 6660, 6874, 6993, 7365, 7770, 8838, 9324, 9820, 9990, 10311, 11655, 13257, 13748, 13986, 14730, 15540, 17185, 17676, 18167, 19980, 20622, 22095, 23310, 26514, 27972, 29460, 30933, 34370, 34965, 36334, 41244, 44190, 46620, 51555, 53028, 54501, 61866, 66285, 68740, 69930, 72668, 88380, 90835, 92799, 103110, 109002, 123732, 127169, 132570, 139860, 154665, 163503, 181670, 185598, 206220, 218004, 254338, 265140, 272505, 309330, 327006, 363340, 371196, 381507, 463995, 490509, 508676, 545010, 618660, 635845, 654012, 763014, 817515, 927990, 981018, 1090020, 1144521, 1271690, 1526028, 1635030, 1855980, 1907535, 1962036, 2289042, 2452545, 2543380, 3270060, 3433563, 3815070, 4578084, 4905090, 5722605, 6867126, 7630140, 9810180, 11445210, 13734252, 17167815, 22890420, 34335630, 68671260]

約数ペア:

[(1, 68671260), (2, 34335630), (3, 22890420), (4, 17167815), (5, 13734252), (6, 11445210), (7, 9810180), (9, 7630140), (10, 6867126), (12, 5722605), (14, 4905090), (15, 4578084), (18, 3815070), (20, 3433563), (21, 3270060), (27, 2543380), (28, 2452545), (30, 2289042), (35, 1962036), (36, 1907535), (37, 1855980), (42, 1635030), (45, 1526028), (54, 1271690), (60, 1144521), (63, 1090020), (70, 981018), (74, 927990), (84, 817515), (90, 763014), (105, 654012), (108, 635845), (111, 618660), (126, 545010), (135, 508676), (140, 490509), (148, 463995), (180, 381507), (185, 371196), (189, 363340), (210, 327006), (222, 309330), (252, 272505), (259, 265140), (270, 254338), (315, 218004), (333, 206220), (370, 185598), (378, 181670), (420, 163503), (444, 154665), (491, 139860), (518, 132570), (540, 127169), (555, 123732), (630, 109002), (666, 103110), (740, 92799), (756, 90835), (777, 88380), (945, 72668), (982, 69930), (999, 68740), (1036, 66285), (1110, 61866), (1260, 54501), (1295, 53028), (1332, 51555), (1473, 46620), (1554, 44190), (1665, 41244), (1890, 36334), (1964, 34965), (1998, 34370), (2220, 30933), (2331, 29460), (2455, 27972), (2590, 26514), (2946, 23310), (3108, 22095), (3330, 20622), (3437, 19980), (3780, 18167), (3885, 17676), (3996, 17185), (4419, 15540), (4662, 14730), (4910, 13986), (4995, 13748), (5180, 13257), (5892, 11655), (6660, 10311), (6874, 9990), (6993, 9820), (7365, 9324), (7770, 8838)]