138542600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 382096080

約数和(自身を除く): 243553480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 67, 70, 98, 100, 134, 140, 175, 196, 200, 211, 245, 268, 280, 335, 350, 392, 422, 469, 490, 536, 670, 700, 844, 938, 980, 1055, 1225, 1340, 1400, 1477, 1675, 1688, 1876, 1960, 2110, 2345, 2450, 2680, 2954, 3283, 3350, 3752, 4220, 4690, 4900, 5275, 5908, 6566, 6700, 7385, 8440, 9380, 9800, 10339, 10550, 11725, 11816, 13132, 13400, 14137, 14770, 16415, 18760, 20678, 21100, 23450, 26264, 28274, 29540, 32830, 36925, 41356, 42200, 46900, 51695, 56548, 59080, 65660, 70685, 73850, 82075, 82712, 93800, 98959, 103390, 113096, 131320, 141370, 147700, 164150, 197918, 206780, 258475, 282740, 295400, 328300, 353425, 395836, 413560, 494795, 516950, 565480, 656600, 692713, 706850, 791672, 989590, 1033900, 1385426, 1413700, 1979180, 2067800, 2473975, 2770852, 2827400, 3463565, 3958360, 4947950, 5541704, 6927130, 9895900, 13854260, 17317825, 19791800, 27708520, 34635650, 69271300, 138542600]

約数ペア:

[(1, 138542600), (2, 69271300), (4, 34635650), (5, 27708520), (7, 19791800), (8, 17317825), (10, 13854260), (14, 9895900), (20, 6927130), (25, 5541704), (28, 4947950), (35, 3958360), (40, 3463565), (49, 2827400), (50, 2770852), (56, 2473975), (67, 2067800), (70, 1979180), (98, 1413700), (100, 1385426), (134, 1033900), (140, 989590), (175, 791672), (196, 706850), (200, 692713), (211, 656600), (245, 565480), (268, 516950), (280, 494795), (335, 413560), (350, 395836), (392, 353425), (422, 328300), (469, 295400), (490, 282740), (536, 258475), (670, 206780), (700, 197918), (844, 164150), (938, 147700), (980, 141370), (1055, 131320), (1225, 113096), (1340, 103390), (1400, 98959), (1477, 93800), (1675, 82712), (1688, 82075), (1876, 73850), (1960, 70685), (2110, 65660), (2345, 59080), (2450, 56548), (2680, 51695), (2954, 46900), (3283, 42200), (3350, 41356), (3752, 36925), (4220, 32830), (4690, 29540), (4900, 28274), (5275, 26264), (5908, 23450), (6566, 21100), (6700, 20678), (7385, 18760), (8440, 16415), (9380, 14770), (9800, 14137), (10339, 13400), (10550, 13132), (11725, 11816)]