64840680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 226437120

約数和(自身を除く): 161596440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 41, 45, 46, 60, 69, 72, 82, 90, 92, 115, 120, 123, 138, 164, 180, 184, 191, 205, 207, 230, 246, 276, 328, 345, 360, 369, 382, 410, 414, 460, 492, 552, 573, 615, 690, 738, 764, 820, 828, 920, 943, 955, 984, 1035, 1146, 1230, 1380, 1476, 1528, 1640, 1656, 1719, 1845, 1886, 1910, 2070, 2292, 2460, 2760, 2829, 2865, 2952, 3438, 3690, 3772, 3820, 4140, 4393, 4584, 4715, 4920, 5658, 5730, 6876, 7380, 7544, 7640, 7831, 8280, 8487, 8595, 8786, 9430, 11316, 11460, 13179, 13752, 14145, 14760, 15662, 16974, 17190, 17572, 18860, 21965, 22632, 22920, 23493, 26358, 28290, 31324, 33948, 34380, 35144, 37720, 39155, 39537, 42435, 43930, 46986, 52716, 56580, 62648, 65895, 67896, 68760, 70479, 78310, 79074, 84870, 87860, 93972, 105432, 113160, 117465, 131790, 140958, 156620, 158148, 169740, 175720, 180113, 187944, 197685, 234930, 263580, 281916, 313240, 316296, 339480, 352395, 360226, 395370, 469860, 527160, 540339, 563832, 704790, 720452, 790740, 900565, 939720, 1080678, 1409580, 1440904, 1581480, 1621017, 1801130, 2161356, 2701695, 2819160, 3242034, 3602260, 4322712, 5403390, 6484068, 7204520, 8105085, 10806780, 12968136, 16210170, 21613560, 32420340, 64840680]

約数ペア:

[(1, 64840680), (2, 32420340), (3, 21613560), (4, 16210170), (5, 12968136), (6, 10806780), (8, 8105085), (9, 7204520), (10, 6484068), (12, 5403390), (15, 4322712), (18, 3602260), (20, 3242034), (23, 2819160), (24, 2701695), (30, 2161356), (36, 1801130), (40, 1621017), (41, 1581480), (45, 1440904), (46, 1409580), (60, 1080678), (69, 939720), (72, 900565), (82, 790740), (90, 720452), (92, 704790), (115, 563832), (120, 540339), (123, 527160), (138, 469860), (164, 395370), (180, 360226), (184, 352395), (191, 339480), (205, 316296), (207, 313240), (230, 281916), (246, 263580), (276, 234930), (328, 197685), (345, 187944), (360, 180113), (369, 175720), (382, 169740), (410, 158148), (414, 156620), (460, 140958), (492, 131790), (552, 117465), (573, 113160), (615, 105432), (690, 93972), (738, 87860), (764, 84870), (820, 79074), (828, 78310), (920, 70479), (943, 68760), (955, 67896), (984, 65895), (1035, 62648), (1146, 56580), (1230, 52716), (1380, 46986), (1476, 43930), (1528, 42435), (1640, 39537), (1656, 39155), (1719, 37720), (1845, 35144), (1886, 34380), (1910, 33948), (2070, 31324), (2292, 28290), (2460, 26358), (2760, 23493), (2829, 22920), (2865, 22632), (2952, 21965), (3438, 18860), (3690, 17572), (3772, 17190), (3820, 16974), (4140, 15662), (4393, 14760), (4584, 14145), (4715, 13752), (4920, 13179), (5658, 11460), (5730, 11316), (6876, 9430), (7380, 8786), (7544, 8595), (7640, 8487), (7831, 8280)]