38188280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 100638720

約数和(自身を除く): 62450440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 92, 103, 104, 115, 124, 130, 155, 184, 206, 230, 248, 260, 299, 310, 403, 412, 460, 515, 520, 598, 620, 713, 806, 824, 920, 1030, 1196, 1240, 1339, 1426, 1495, 1612, 2015, 2060, 2369, 2392, 2678, 2852, 2990, 3193, 3224, 3565, 4030, 4120, 4738, 5356, 5704, 5980, 6386, 6695, 7130, 8060, 9269, 9476, 10712, 11845, 11960, 12772, 13390, 14260, 15965, 16120, 18538, 18952, 23690, 25544, 26780, 28520, 30797, 31930, 37076, 41509, 46345, 47380, 53560, 61594, 63860, 73439, 74152, 83018, 92690, 94760, 123188, 127720, 146878, 153985, 166036, 185380, 207545, 246376, 293756, 307970, 332072, 367195, 370760, 415090, 587512, 615940, 734390, 830180, 954707, 1231880, 1468780, 1660360, 1909414, 2937560, 3818828, 4773535, 7637656, 9547070, 19094140, 38188280]

約数ペア:

[(1, 38188280), (2, 19094140), (4, 9547070), (5, 7637656), (8, 4773535), (10, 3818828), (13, 2937560), (20, 1909414), (23, 1660360), (26, 1468780), (31, 1231880), (40, 954707), (46, 830180), (52, 734390), (62, 615940), (65, 587512), (92, 415090), (103, 370760), (104, 367195), (115, 332072), (124, 307970), (130, 293756), (155, 246376), (184, 207545), (206, 185380), (230, 166036), (248, 153985), (260, 146878), (299, 127720), (310, 123188), (403, 94760), (412, 92690), (460, 83018), (515, 74152), (520, 73439), (598, 63860), (620, 61594), (713, 53560), (806, 47380), (824, 46345), (920, 41509), (1030, 37076), (1196, 31930), (1240, 30797), (1339, 28520), (1426, 26780), (1495, 25544), (1612, 23690), (2015, 18952), (2060, 18538), (2369, 16120), (2392, 15965), (2678, 14260), (2852, 13390), (2990, 12772), (3193, 11960), (3224, 11845), (3565, 10712), (4030, 9476), (4120, 9269), (4738, 8060), (5356, 7130), (5704, 6695), (5980, 6386)]