68231280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1199

約数の個数: 160

約数和(自身を含む): 239984640

約数和(自身を除く): 171753360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1151, 1235, 1482, 1520, 1560, 1976, 2280, 2302, 2470, 2964, 3120, 3453, 3705, 3952, 4560, 4604, 4940, 5755, 5928, 6906, 7410, 9208, 9880, 11510, 11856, 13812, 14820, 14963, 17265, 18416, 19760, 21869, 23020, 27624, 29640, 29926, 34530, 43738, 44889, 46040, 55248, 59280, 59852, 65607, 69060, 74815, 87476, 89778, 92080, 109345, 119704, 131214, 138120, 149630, 174952, 179556, 218690, 224445, 239408, 262428, 276240, 284297, 299260, 328035, 349904, 359112, 437380, 448890, 524856, 568594, 598520, 656070, 718224, 852891, 874760, 897780, 1049712, 1137188, 1197040, 1312140, 1421485, 1705782, 1749520, 1795560, 2274376, 2624280, 2842970, 3411564, 3591120, 4264455, 4548752, 5248560, 5685940, 6823128, 8528910, 11371880, 13646256, 17057820, 22743760, 34115640, 68231280]

約数ペア:

[(1, 68231280), (2, 34115640), (3, 22743760), (4, 17057820), (5, 13646256), (6, 11371880), (8, 8528910), (10, 6823128), (12, 5685940), (13, 5248560), (15, 4548752), (16, 4264455), (19, 3591120), (20, 3411564), (24, 2842970), (26, 2624280), (30, 2274376), (38, 1795560), (39, 1749520), (40, 1705782), (48, 1421485), (52, 1312140), (57, 1197040), (60, 1137188), (65, 1049712), (76, 897780), (78, 874760), (80, 852891), (95, 718224), (104, 656070), (114, 598520), (120, 568594), (130, 524856), (152, 448890), (156, 437380), (190, 359112), (195, 349904), (208, 328035), (228, 299260), (240, 284297), (247, 276240), (260, 262428), (285, 239408), (304, 224445), (312, 218690), (380, 179556), (390, 174952), (456, 149630), (494, 138120), (520, 131214), (570, 119704), (624, 109345), (741, 92080), (760, 89778), (780, 87476), (912, 74815), (988, 69060), (1040, 65607), (1140, 59852), (1151, 59280), (1235, 55248), (1482, 46040), (1520, 44889), (1560, 43738), (1976, 34530), (2280, 29926), (2302, 29640), (2470, 27624), (2964, 23020), (3120, 21869), (3453, 19760), (3705, 18416), (3952, 17265), (4560, 14963), (4604, 14820), (4940, 13812), (5755, 11856), (5928, 11510), (6906, 9880), (7410, 9208)]