138978720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:684

約数の個数: 192

約数和(自身を含む): 496419840

約数和(自身を除く): 357441120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 212, 216, 240, 265, 270, 288, 318, 360, 424, 432, 477, 480, 530, 540, 607, 636, 720, 795, 848, 864, 954, 1060, 1080, 1214, 1272, 1431, 1440, 1590, 1696, 1821, 1908, 2120, 2160, 2385, 2428, 2544, 2862, 3035, 3180, 3642, 3816, 4240, 4320, 4770, 4856, 5088, 5463, 5724, 6070, 6360, 7155, 7284, 7632, 8480, 9105, 9540, 9712, 10926, 11448, 12140, 12720, 14310, 14568, 15264, 16389, 18210, 19080, 19424, 21852, 22896, 24280, 25440, 27315, 28620, 29136, 32171, 32778, 36420, 38160, 43704, 45792, 48560, 54630, 57240, 58272, 64342, 65556, 72840, 76320, 81945, 87408, 96513, 97120, 109260, 114480, 128684, 131112, 145680, 160855, 163890, 174816, 193026, 218520, 228960, 257368, 262224, 289539, 291360, 321710, 327780, 386052, 437040, 482565, 514736, 524448, 579078, 643420, 655560, 772104, 868617, 874080, 965130, 1029472, 1158156, 1286840, 1311120, 1447695, 1544208, 1737234, 1930260, 2316312, 2573680, 2622240, 2895390, 3088416, 3474468, 3860520, 4343085, 4632624, 5147360, 5790780, 6948936, 7721040, 8686170, 9265248, 11581560, 13897872, 15442080, 17372340, 23163120, 27795744, 34744680, 46326240, 69489360, 138978720]

約数ペア:

[(1, 138978720), (2, 69489360), (3, 46326240), (4, 34744680), (5, 27795744), (6, 23163120), (8, 17372340), (9, 15442080), (10, 13897872), (12, 11581560), (15, 9265248), (16, 8686170), (18, 7721040), (20, 6948936), (24, 5790780), (27, 5147360), (30, 4632624), (32, 4343085), (36, 3860520), (40, 3474468), (45, 3088416), (48, 2895390), (53, 2622240), (54, 2573680), (60, 2316312), (72, 1930260), (80, 1737234), (90, 1544208), (96, 1447695), (106, 1311120), (108, 1286840), (120, 1158156), (135, 1029472), (144, 965130), (159, 874080), (160, 868617), (180, 772104), (212, 655560), (216, 643420), (240, 579078), (265, 524448), (270, 514736), (288, 482565), (318, 437040), (360, 386052), (424, 327780), (432, 321710), (477, 291360), (480, 289539), (530, 262224), (540, 257368), (607, 228960), (636, 218520), (720, 193026), (795, 174816), (848, 163890), (864, 160855), (954, 145680), (1060, 131112), (1080, 128684), (1214, 114480), (1272, 109260), (1431, 97120), (1440, 96513), (1590, 87408), (1696, 81945), (1821, 76320), (1908, 72840), (2120, 65556), (2160, 64342), (2385, 58272), (2428, 57240), (2544, 54630), (2862, 48560), (3035, 45792), (3180, 43704), (3642, 38160), (3816, 36420), (4240, 32778), (4320, 32171), (4770, 29136), (4856, 28620), (5088, 27315), (5463, 25440), (5724, 24280), (6070, 22896), (6360, 21852), (7155, 19424), (7284, 19080), (7632, 18210), (8480, 16389), (9105, 15264), (9540, 14568), (9712, 14310), (10926, 12720), (11448, 12140)]