205651740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:452

約数の個数: 192

約数和(自身を含む): 699955200

約数和(自身を除く): 494303460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 61, 69, 70, 84, 92, 105, 115, 122, 138, 140, 161, 183, 210, 230, 244, 276, 305, 322, 345, 349, 366, 420, 427, 460, 483, 610, 644, 690, 698, 732, 805, 854, 915, 966, 1047, 1220, 1281, 1380, 1396, 1403, 1610, 1708, 1745, 1830, 1932, 2094, 2135, 2415, 2443, 2562, 2806, 3220, 3490, 3660, 4188, 4209, 4270, 4830, 4886, 5124, 5235, 5612, 6405, 6980, 7015, 7329, 8027, 8418, 8540, 9660, 9772, 9821, 10470, 12215, 12810, 14030, 14658, 16054, 16836, 19642, 20940, 21045, 21289, 24081, 24430, 25620, 28060, 29316, 29463, 32108, 36645, 39284, 40135, 42090, 42578, 48162, 48860, 49105, 56189, 58926, 63867, 73290, 80270, 84180, 85156, 96324, 98210, 106445, 112378, 117852, 120405, 127734, 146580, 147315, 149023, 160540, 168567, 196420, 212890, 224756, 240810, 255468, 280945, 294630, 298046, 319335, 337134, 425780, 447069, 481620, 489647, 561890, 589260, 596092, 638670, 674268, 745115, 842835, 894138, 979294, 1123780, 1277340, 1468941, 1490230, 1685670, 1788276, 1958588, 2235345, 2448235, 2937882, 2980460, 3371340, 3427529, 4470690, 4896470, 5875764, 6855058, 7344705, 8941380, 9792940, 10282587, 13710116, 14689410, 17137645, 20565174, 29378820, 34275290, 41130348, 51412935, 68550580, 102825870, 205651740]

約数ペア:

[(1, 205651740), (2, 102825870), (3, 68550580), (4, 51412935), (5, 41130348), (6, 34275290), (7, 29378820), (10, 20565174), (12, 17137645), (14, 14689410), (15, 13710116), (20, 10282587), (21, 9792940), (23, 8941380), (28, 7344705), (30, 6855058), (35, 5875764), (42, 4896470), (46, 4470690), (60, 3427529), (61, 3371340), (69, 2980460), (70, 2937882), (84, 2448235), (92, 2235345), (105, 1958588), (115, 1788276), (122, 1685670), (138, 1490230), (140, 1468941), (161, 1277340), (183, 1123780), (210, 979294), (230, 894138), (244, 842835), (276, 745115), (305, 674268), (322, 638670), (345, 596092), (349, 589260), (366, 561890), (420, 489647), (427, 481620), (460, 447069), (483, 425780), (610, 337134), (644, 319335), (690, 298046), (698, 294630), (732, 280945), (805, 255468), (854, 240810), (915, 224756), (966, 212890), (1047, 196420), (1220, 168567), (1281, 160540), (1380, 149023), (1396, 147315), (1403, 146580), (1610, 127734), (1708, 120405), (1745, 117852), (1830, 112378), (1932, 106445), (2094, 98210), (2135, 96324), (2415, 85156), (2443, 84180), (2562, 80270), (2806, 73290), (3220, 63867), (3490, 58926), (3660, 56189), (4188, 49105), (4209, 48860), (4270, 48162), (4830, 42578), (4886, 42090), (5124, 40135), (5235, 39284), (5612, 36645), (6405, 32108), (6980, 29463), (7015, 29316), (7329, 28060), (8027, 25620), (8418, 24430), (8540, 24081), (9660, 21289), (9772, 21045), (9821, 20940), (10470, 19642), (12215, 16836), (12810, 16054), (14030, 14658)]