203980680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 691689240

約数和(自身を除く): 487708560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 157, 162, 180, 216, 270, 314, 324, 360, 401, 405, 471, 540, 628, 648, 785, 802, 810, 942, 1080, 1203, 1256, 1413, 1570, 1604, 1620, 1884, 2005, 2355, 2406, 2826, 3140, 3208, 3240, 3609, 3768, 4010, 4239, 4710, 4812, 5652, 6015, 6280, 7065, 7218, 8020, 8478, 9420, 9624, 10827, 11304, 12030, 12717, 14130, 14436, 16040, 16956, 18045, 18840, 21195, 21654, 24060, 25434, 28260, 28872, 32481, 33912, 36090, 42390, 43308, 48120, 50868, 54135, 56520, 62957, 63585, 64962, 72180, 84780, 86616, 101736, 108270, 125914, 127170, 129924, 144360, 162405, 169560, 188871, 216540, 251828, 254340, 259848, 314785, 324810, 377742, 433080, 503656, 508680, 566613, 629570, 649620, 755484, 944355, 1133226, 1259140, 1299240, 1510968, 1699839, 1888710, 2266452, 2518280, 2833065, 3399678, 3777420, 4532904, 5099517, 5666130, 6799356, 7554840, 8499195, 10199034, 11332260, 13598712, 16998390, 20398068, 22664520, 25497585, 33996780, 40796136, 50995170, 67993560, 101990340, 203980680]

約数ペア:

[(1, 203980680), (2, 101990340), (3, 67993560), (4, 50995170), (5, 40796136), (6, 33996780), (8, 25497585), (9, 22664520), (10, 20398068), (12, 16998390), (15, 13598712), (18, 11332260), (20, 10199034), (24, 8499195), (27, 7554840), (30, 6799356), (36, 5666130), (40, 5099517), (45, 4532904), (54, 3777420), (60, 3399678), (72, 2833065), (81, 2518280), (90, 2266452), (108, 1888710), (120, 1699839), (135, 1510968), (157, 1299240), (162, 1259140), (180, 1133226), (216, 944355), (270, 755484), (314, 649620), (324, 629570), (360, 566613), (401, 508680), (405, 503656), (471, 433080), (540, 377742), (628, 324810), (648, 314785), (785, 259848), (802, 254340), (810, 251828), (942, 216540), (1080, 188871), (1203, 169560), (1256, 162405), (1413, 144360), (1570, 129924), (1604, 127170), (1620, 125914), (1884, 108270), (2005, 101736), (2355, 86616), (2406, 84780), (2826, 72180), (3140, 64962), (3208, 63585), (3240, 62957), (3609, 56520), (3768, 54135), (4010, 50868), (4239, 48120), (4710, 43308), (4812, 42390), (5652, 36090), (6015, 33912), (6280, 32481), (7065, 28872), (7218, 28260), (8020, 25434), (8478, 24060), (9420, 21654), (9624, 21195), (10827, 18840), (11304, 18045), (12030, 16956), (12717, 16040), (14130, 14436)]