138048960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20543}}^1$

素因数の和:20570

約数の個数: 112

約数和(自身を含む): 500944896

約数和(自身を除く): 362895936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20543, 41086, 61629, 82172, 102715, 123258, 143801, 164344, 205430, 246516, 287602, 308145, 328688, 410860, 431403, 493032, 575204, 616290, 657376, 719005, 821720, 862806, 986064, 1150408, 1232580, 1314752, 1438010, 1643440, 1725612, 1972128, 2157015, 2300816, 2465160, 2876020, 3286880, 3451224, 3944256, 4314030, 4601632, 4930320, 5752040, 6573760, 6902448, 8628060, 9203264, 9860640, 11504080, 13804896, 17256120, 19721280, 23008160, 27609792, 34512240, 46016320, 69024480, 138048960]

約数ペア:

[(1, 138048960), (2, 69024480), (3, 46016320), (4, 34512240), (5, 27609792), (6, 23008160), (7, 19721280), (8, 17256120), (10, 13804896), (12, 11504080), (14, 9860640), (15, 9203264), (16, 8628060), (20, 6902448), (21, 6573760), (24, 5752040), (28, 4930320), (30, 4601632), (32, 4314030), (35, 3944256), (40, 3451224), (42, 3286880), (48, 2876020), (56, 2465160), (60, 2300816), (64, 2157015), (70, 1972128), (80, 1725612), (84, 1643440), (96, 1438010), (105, 1314752), (112, 1232580), (120, 1150408), (140, 986064), (160, 862806), (168, 821720), (192, 719005), (210, 657376), (224, 616290), (240, 575204), (280, 493032), (320, 431403), (336, 410860), (420, 328688), (448, 308145), (480, 287602), (560, 246516), (672, 205430), (840, 164344), (960, 143801), (1120, 123258), (1344, 102715), (1680, 82172), (2240, 61629), (3360, 41086), (6720, 20543)]