308561520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:623

約数の個数: 160

約数和(自身を含む): 1015649280

約数和(自身を除く): 707087760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 157, 190, 228, 240, 285, 304, 314, 380, 431, 456, 471, 570, 628, 760, 785, 862, 912, 942, 1140, 1256, 1293, 1520, 1570, 1724, 1884, 2155, 2280, 2355, 2512, 2586, 2983, 3140, 3448, 3768, 4310, 4560, 4710, 5172, 5966, 6280, 6465, 6896, 7536, 8189, 8620, 8949, 9420, 10344, 11932, 12560, 12930, 14915, 16378, 17240, 17898, 18840, 20688, 23864, 24567, 25860, 29830, 32756, 34480, 35796, 37680, 40945, 44745, 47728, 49134, 51720, 59660, 65512, 67667, 71592, 81890, 89490, 98268, 103440, 119320, 122835, 131024, 135334, 143184, 163780, 178980, 196536, 203001, 238640, 245670, 270668, 327560, 338335, 357960, 393072, 406002, 491340, 541336, 655120, 676670, 715920, 812004, 982680, 1015005, 1082672, 1285673, 1353340, 1624008, 1965360, 2030010, 2571346, 2706680, 3248016, 3857019, 4060020, 5142692, 5413360, 6428365, 7714038, 8120040, 10285384, 12856730, 15428076, 16240080, 19285095, 20570768, 25713460, 30856152, 38570190, 51426920, 61712304, 77140380, 102853840, 154280760, 308561520]

約数ペア:

[(1, 308561520), (2, 154280760), (3, 102853840), (4, 77140380), (5, 61712304), (6, 51426920), (8, 38570190), (10, 30856152), (12, 25713460), (15, 20570768), (16, 19285095), (19, 16240080), (20, 15428076), (24, 12856730), (30, 10285384), (38, 8120040), (40, 7714038), (48, 6428365), (57, 5413360), (60, 5142692), (76, 4060020), (80, 3857019), (95, 3248016), (114, 2706680), (120, 2571346), (152, 2030010), (157, 1965360), (190, 1624008), (228, 1353340), (240, 1285673), (285, 1082672), (304, 1015005), (314, 982680), (380, 812004), (431, 715920), (456, 676670), (471, 655120), (570, 541336), (628, 491340), (760, 406002), (785, 393072), (862, 357960), (912, 338335), (942, 327560), (1140, 270668), (1256, 245670), (1293, 238640), (1520, 203001), (1570, 196536), (1724, 178980), (1884, 163780), (2155, 143184), (2280, 135334), (2355, 131024), (2512, 122835), (2586, 119320), (2983, 103440), (3140, 98268), (3448, 89490), (3768, 81890), (4310, 71592), (4560, 67667), (4710, 65512), (5172, 59660), (5966, 51720), (6280, 49134), (6465, 47728), (6896, 44745), (7536, 40945), (8189, 37680), (8620, 35796), (8949, 34480), (9420, 32756), (10344, 29830), (11932, 25860), (12560, 24567), (12930, 23864), (14915, 20688), (16378, 18840), (17240, 17898)]