319949880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 986990400

約数和(自身を除く): 667040520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 109, 120, 122, 183, 218, 244, 305, 327, 366, 401, 436, 488, 545, 610, 654, 732, 802, 872, 915, 1090, 1203, 1220, 1308, 1464, 1604, 1635, 1830, 2005, 2180, 2406, 2440, 2616, 3208, 3270, 3660, 4010, 4360, 4812, 6015, 6540, 6649, 7320, 8020, 9624, 12030, 13080, 13298, 16040, 19947, 24060, 24461, 26596, 33245, 39894, 43709, 48120, 48922, 53192, 66490, 73383, 79788, 87418, 97844, 99735, 122305, 131127, 132980, 146766, 159576, 174836, 195688, 199470, 218545, 244610, 262254, 265960, 293532, 349672, 366915, 398940, 437090, 489220, 524508, 587064, 655635, 733830, 797880, 874180, 978440, 1049016, 1311270, 1467660, 1748360, 2622540, 2666249, 2935320, 5245080, 5332498, 7998747, 10664996, 13331245, 15997494, 21329992, 26662490, 31994988, 39993735, 53324980, 63989976, 79987470, 106649960, 159974940, 319949880]

約数ペア:

[(1, 319949880), (2, 159974940), (3, 106649960), (4, 79987470), (5, 63989976), (6, 53324980), (8, 39993735), (10, 31994988), (12, 26662490), (15, 21329992), (20, 15997494), (24, 13331245), (30, 10664996), (40, 7998747), (60, 5332498), (61, 5245080), (109, 2935320), (120, 2666249), (122, 2622540), (183, 1748360), (218, 1467660), (244, 1311270), (305, 1049016), (327, 978440), (366, 874180), (401, 797880), (436, 733830), (488, 655635), (545, 587064), (610, 524508), (654, 489220), (732, 437090), (802, 398940), (872, 366915), (915, 349672), (1090, 293532), (1203, 265960), (1220, 262254), (1308, 244610), (1464, 218545), (1604, 199470), (1635, 195688), (1830, 174836), (2005, 159576), (2180, 146766), (2406, 132980), (2440, 131127), (2616, 122305), (3208, 99735), (3270, 97844), (3660, 87418), (4010, 79788), (4360, 73383), (4812, 66490), (6015, 53192), (6540, 48922), (6649, 48120), (7320, 43709), (8020, 39894), (9624, 33245), (12030, 26596), (13080, 24461), (13298, 24060), (16040, 19947)]