398296368

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 1142069760

約数和(自身を除く): 743773392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 163, 213, 239, 284, 326, 426, 478, 489, 568, 639, 652, 717, 852, 956, 978, 1136, 1278, 1304, 1434, 1467, 1704, 1912, 1956, 2151, 2556, 2608, 2868, 2934, 3408, 3824, 3912, 4302, 5112, 5736, 5868, 7824, 8604, 10224, 11472, 11573, 11736, 16969, 17208, 23146, 23472, 33938, 34416, 34719, 38957, 46292, 50907, 67876, 69438, 77914, 92584, 101814, 104157, 116871, 135752, 138876, 152721, 155828, 185168, 203628, 208314, 233742, 271504, 277752, 305442, 311656, 350613, 407256, 416628, 467484, 555504, 610884, 623312, 701226, 814512, 833256, 934968, 1221768, 1402452, 1666512, 1869936, 2443536, 2765947, 2804904, 5531894, 5609808, 8297841, 11063788, 16595682, 22127576, 24893523, 33191364, 44255152, 49787046, 66382728, 99574092, 132765456, 199148184, 398296368]

約数ペア:

[(1, 398296368), (2, 199148184), (3, 132765456), (4, 99574092), (6, 66382728), (8, 49787046), (9, 44255152), (12, 33191364), (16, 24893523), (18, 22127576), (24, 16595682), (36, 11063788), (48, 8297841), (71, 5609808), (72, 5531894), (142, 2804904), (144, 2765947), (163, 2443536), (213, 1869936), (239, 1666512), (284, 1402452), (326, 1221768), (426, 934968), (478, 833256), (489, 814512), (568, 701226), (639, 623312), (652, 610884), (717, 555504), (852, 467484), (956, 416628), (978, 407256), (1136, 350613), (1278, 311656), (1304, 305442), (1434, 277752), (1467, 271504), (1704, 233742), (1912, 208314), (1956, 203628), (2151, 185168), (2556, 155828), (2608, 152721), (2868, 138876), (2934, 135752), (3408, 116871), (3824, 104157), (3912, 101814), (4302, 92584), (5112, 77914), (5736, 69438), (5868, 67876), (7824, 50907), (8604, 46292), (10224, 38957), (11472, 34719), (11573, 34416), (11736, 33938), (16969, 23472), (17208, 23146)]