378879680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:562

約数の個数: 112

約数和(自身を含む): 962534016

約数和(自身を除く): 583654336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 257, 271, 272, 320, 340, 514, 542, 544, 680, 1028, 1084, 1088, 1285, 1355, 1360, 2056, 2168, 2570, 2710, 2720, 4112, 4336, 4369, 4607, 5140, 5420, 5440, 8224, 8672, 8738, 9214, 10280, 10840, 16448, 17344, 17476, 18428, 20560, 21680, 21845, 23035, 34952, 36856, 41120, 43360, 43690, 46070, 69647, 69904, 73712, 82240, 86720, 87380, 92140, 139294, 139808, 147424, 174760, 184280, 278588, 279616, 294848, 348235, 349520, 368560, 557176, 696470, 699040, 737120, 1114352, 1183999, 1392940, 1398080, 1474240, 2228704, 2367998, 2785880, 4457408, 4735996, 5571760, 5919995, 9471992, 11143520, 11839990, 18943984, 22287040, 23679980, 37887968, 47359960, 75775936, 94719920, 189439840, 378879680]

約数ペア:

[(1, 378879680), (2, 189439840), (4, 94719920), (5, 75775936), (8, 47359960), (10, 37887968), (16, 23679980), (17, 22287040), (20, 18943984), (32, 11839990), (34, 11143520), (40, 9471992), (64, 5919995), (68, 5571760), (80, 4735996), (85, 4457408), (136, 2785880), (160, 2367998), (170, 2228704), (257, 1474240), (271, 1398080), (272, 1392940), (320, 1183999), (340, 1114352), (514, 737120), (542, 699040), (544, 696470), (680, 557176), (1028, 368560), (1084, 349520), (1088, 348235), (1285, 294848), (1355, 279616), (1360, 278588), (2056, 184280), (2168, 174760), (2570, 147424), (2710, 139808), (2720, 139294), (4112, 92140), (4336, 87380), (4369, 86720), (4607, 82240), (5140, 73712), (5420, 69904), (5440, 69647), (8224, 46070), (8672, 43690), (8738, 43360), (9214, 41120), (10280, 36856), (10840, 34952), (16448, 23035), (17344, 21845), (17476, 21680), (18428, 20560)]