281000200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 759951360

約数和(自身を除く): 478951160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 37, 40, 46, 50, 52, 65, 74, 92, 100, 104, 115, 127, 130, 148, 184, 185, 200, 230, 254, 260, 296, 299, 325, 370, 460, 481, 508, 520, 575, 598, 635, 650, 740, 851, 920, 925, 962, 1016, 1150, 1196, 1270, 1300, 1480, 1495, 1651, 1702, 1850, 1924, 2300, 2392, 2405, 2540, 2600, 2921, 2990, 3175, 3302, 3404, 3700, 3848, 4255, 4600, 4699, 4810, 5080, 5842, 5980, 6350, 6604, 6808, 7400, 7475, 8255, 8510, 9398, 9620, 11063, 11684, 11960, 12025, 12700, 13208, 14605, 14950, 16510, 17020, 18796, 19240, 21275, 22126, 23368, 23495, 24050, 25400, 29210, 29900, 33020, 34040, 37592, 37973, 41275, 42550, 44252, 46990, 48100, 55315, 58420, 59800, 61087, 66040, 73025, 75946, 82550, 85100, 88504, 93980, 96200, 108077, 110630, 116840, 117475, 122174, 146050, 151892, 165100, 170200, 187960, 189865, 216154, 221260, 234950, 244348, 276575, 292100, 303784, 305435, 330200, 379730, 432308, 442520, 469900, 488696, 540385, 553150, 584200, 610870, 759460, 864616, 939800, 949325, 1080770, 1106300, 1221740, 1405001, 1518920, 1527175, 1898650, 2161540, 2212600, 2443480, 2701925, 2810002, 3054350, 3797300, 4323080, 5403850, 5620004, 6108700, 7025005, 7594600, 10807700, 11240008, 12217400, 14050010, 21615400, 28100020, 35125025, 56200040, 70250050, 140500100, 281000200]

約数ペア:

[(1, 281000200), (2, 140500100), (4, 70250050), (5, 56200040), (8, 35125025), (10, 28100020), (13, 21615400), (20, 14050010), (23, 12217400), (25, 11240008), (26, 10807700), (37, 7594600), (40, 7025005), (46, 6108700), (50, 5620004), (52, 5403850), (65, 4323080), (74, 3797300), (92, 3054350), (100, 2810002), (104, 2701925), (115, 2443480), (127, 2212600), (130, 2161540), (148, 1898650), (184, 1527175), (185, 1518920), (200, 1405001), (230, 1221740), (254, 1106300), (260, 1080770), (296, 949325), (299, 939800), (325, 864616), (370, 759460), (460, 610870), (481, 584200), (508, 553150), (520, 540385), (575, 488696), (598, 469900), (635, 442520), (650, 432308), (740, 379730), (851, 330200), (920, 305435), (925, 303784), (962, 292100), (1016, 276575), (1150, 244348), (1196, 234950), (1270, 221260), (1300, 216154), (1480, 189865), (1495, 187960), (1651, 170200), (1702, 165100), (1850, 151892), (1924, 146050), (2300, 122174), (2392, 117475), (2405, 116840), (2540, 110630), (2600, 108077), (2921, 96200), (2990, 93980), (3175, 88504), (3302, 85100), (3404, 82550), (3700, 75946), (3848, 73025), (4255, 66040), (4600, 61087), (4699, 59800), (4810, 58420), (5080, 55315), (5842, 48100), (5980, 46990), (6350, 44252), (6604, 42550), (6808, 41275), (7400, 37973), (7475, 37592), (8255, 34040), (8510, 33020), (9398, 29900), (9620, 29210), (11063, 25400), (11684, 24050), (11960, 23495), (12025, 23368), (12700, 22126), (13208, 21275), (14605, 19240), (14950, 18796), (16510, 17020)]