68074760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 176117760

約数和(自身を除く): 108043000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 41, 52, 62, 65, 82, 103, 104, 124, 130, 155, 164, 205, 206, 248, 260, 310, 328, 403, 410, 412, 515, 520, 533, 620, 806, 820, 824, 1030, 1066, 1240, 1271, 1339, 1612, 1640, 2015, 2060, 2132, 2542, 2665, 2678, 3193, 3224, 4030, 4120, 4223, 4264, 5084, 5330, 5356, 6355, 6386, 6695, 8060, 8446, 10168, 10660, 10712, 12710, 12772, 13390, 15965, 16120, 16523, 16892, 21115, 21320, 25420, 25544, 26780, 31930, 33046, 33784, 41509, 42230, 50840, 53560, 54899, 63860, 66092, 82615, 83018, 84460, 109798, 127720, 130913, 132184, 165230, 166036, 168920, 207545, 219596, 261826, 274495, 330460, 332072, 415090, 439192, 523652, 548990, 654565, 660920, 830180, 1047304, 1097980, 1309130, 1660360, 1701869, 2195960, 2618260, 3403738, 5236520, 6807476, 8509345, 13614952, 17018690, 34037380, 68074760]

約数ペア:

[(1, 68074760), (2, 34037380), (4, 17018690), (5, 13614952), (8, 8509345), (10, 6807476), (13, 5236520), (20, 3403738), (26, 2618260), (31, 2195960), (40, 1701869), (41, 1660360), (52, 1309130), (62, 1097980), (65, 1047304), (82, 830180), (103, 660920), (104, 654565), (124, 548990), (130, 523652), (155, 439192), (164, 415090), (205, 332072), (206, 330460), (248, 274495), (260, 261826), (310, 219596), (328, 207545), (403, 168920), (410, 166036), (412, 165230), (515, 132184), (520, 130913), (533, 127720), (620, 109798), (806, 84460), (820, 83018), (824, 82615), (1030, 66092), (1066, 63860), (1240, 54899), (1271, 53560), (1339, 50840), (1612, 42230), (1640, 41509), (2015, 33784), (2060, 33046), (2132, 31930), (2542, 26780), (2665, 25544), (2678, 25420), (3193, 21320), (3224, 21115), (4030, 16892), (4120, 16523), (4223, 16120), (4264, 15965), (5084, 13390), (5330, 12772), (5356, 12710), (6355, 10712), (6386, 10660), (6695, 10168), (8060, 8446)]