68951960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 197130240

約数和(自身を除く): 128178280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 305, 308, 367, 385, 427, 440, 488, 610, 616, 671, 734, 770, 854, 1220, 1342, 1468, 1540, 1708, 1835, 2135, 2440, 2569, 2684, 2936, 3080, 3355, 3416, 3670, 4037, 4270, 4697, 5138, 5368, 6710, 7340, 8074, 8540, 9394, 10276, 12845, 13420, 14680, 16148, 17080, 18788, 20185, 20552, 22387, 23485, 25690, 26840, 28259, 32296, 37576, 40370, 44774, 46970, 51380, 56518, 80740, 89548, 93940, 102760, 111935, 113036, 141295, 156709, 161480, 179096, 187880, 223870, 226072, 246257, 282590, 313418, 447740, 492514, 565180, 626836, 783545, 895480, 985028, 1130360, 1231285, 1253672, 1567090, 1723799, 1970056, 2462570, 3134180, 3447598, 4925140, 6268360, 6895196, 8618995, 9850280, 13790392, 17237990, 34475980, 68951960]

約数ペア:

[(1, 68951960), (2, 34475980), (4, 17237990), (5, 13790392), (7, 9850280), (8, 8618995), (10, 6895196), (11, 6268360), (14, 4925140), (20, 3447598), (22, 3134180), (28, 2462570), (35, 1970056), (40, 1723799), (44, 1567090), (55, 1253672), (56, 1231285), (61, 1130360), (70, 985028), (77, 895480), (88, 783545), (110, 626836), (122, 565180), (140, 492514), (154, 447740), (220, 313418), (244, 282590), (280, 246257), (305, 226072), (308, 223870), (367, 187880), (385, 179096), (427, 161480), (440, 156709), (488, 141295), (610, 113036), (616, 111935), (671, 102760), (734, 93940), (770, 89548), (854, 80740), (1220, 56518), (1342, 51380), (1468, 46970), (1540, 44774), (1708, 40370), (1835, 37576), (2135, 32296), (2440, 28259), (2569, 26840), (2684, 25690), (2936, 23485), (3080, 22387), (3355, 20552), (3416, 20185), (3670, 18788), (4037, 17080), (4270, 16148), (4697, 14680), (5138, 13420), (5368, 12845), (6710, 10276), (7340, 9394), (8074, 8540)]