68776890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 213736320

約数和(自身を除く): 144959430

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 59, 61, 65, 70, 78, 91, 98, 105, 118, 122, 130, 147, 177, 182, 183, 195, 210, 245, 273, 294, 295, 305, 354, 366, 390, 413, 427, 455, 490, 546, 590, 610, 637, 735, 767, 793, 826, 854, 885, 910, 915, 1239, 1274, 1281, 1365, 1470, 1534, 1586, 1770, 1830, 1911, 2065, 2135, 2301, 2379, 2478, 2562, 2730, 2891, 2989, 3185, 3599, 3822, 3835, 3965, 4130, 4270, 4602, 4758, 5369, 5551, 5782, 5978, 6195, 6370, 6405, 7198, 7670, 7930, 8673, 8967, 9555, 10738, 10797, 11102, 11505, 11895, 12390, 12810, 14455, 14945, 16107, 16653, 17346, 17934, 17995, 19110, 21594, 23010, 23790, 25193, 26845, 27755, 28910, 29890, 32214, 33306, 35990, 37583, 38857, 43365, 44835, 46787, 50386, 53690, 53985, 55510, 75166, 75579, 77714, 80535, 83265, 86730, 89670, 93574, 107970, 112749, 116571, 125965, 140361, 151158, 161070, 166530, 176351, 187915, 194285, 225498, 233142, 233935, 251930, 280722, 327509, 352702, 375830, 377895, 388570, 467870, 529053, 563745, 582855, 655018, 701805, 755790, 881755, 982527, 1058106, 1127490, 1165710, 1403610, 1637545, 1763510, 1965054, 2292563, 2645265, 3275090, 4585126, 4912635, 5290530, 6877689, 9825270, 11462815, 13755378, 22925630, 34388445, 68776890]

約数ペア:

[(1, 68776890), (2, 34388445), (3, 22925630), (5, 13755378), (6, 11462815), (7, 9825270), (10, 6877689), (13, 5290530), (14, 4912635), (15, 4585126), (21, 3275090), (26, 2645265), (30, 2292563), (35, 1965054), (39, 1763510), (42, 1637545), (49, 1403610), (59, 1165710), (61, 1127490), (65, 1058106), (70, 982527), (78, 881755), (91, 755790), (98, 701805), (105, 655018), (118, 582855), (122, 563745), (130, 529053), (147, 467870), (177, 388570), (182, 377895), (183, 375830), (195, 352702), (210, 327509), (245, 280722), (273, 251930), (294, 233935), (295, 233142), (305, 225498), (354, 194285), (366, 187915), (390, 176351), (413, 166530), (427, 161070), (455, 151158), (490, 140361), (546, 125965), (590, 116571), (610, 112749), (637, 107970), (735, 93574), (767, 89670), (793, 86730), (826, 83265), (854, 80535), (885, 77714), (910, 75579), (915, 75166), (1239, 55510), (1274, 53985), (1281, 53690), (1365, 50386), (1470, 46787), (1534, 44835), (1586, 43365), (1770, 38857), (1830, 37583), (1911, 35990), (2065, 33306), (2135, 32214), (2301, 29890), (2379, 28910), (2478, 27755), (2562, 26845), (2730, 25193), (2891, 23790), (2989, 23010), (3185, 21594), (3599, 19110), (3822, 17995), (3835, 17934), (3965, 17346), (4130, 16653), (4270, 16107), (4602, 14945), (4758, 14455), (5369, 12810), (5551, 12390), (5782, 11895), (5978, 11505), (6195, 11102), (6370, 10797), (6405, 10738), (7198, 9555), (7670, 8967), (7930, 8673)]