344403680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1156

約数の個数: 96

約数和(自身を含む): 869170176

約数和(自身を除く): 524766496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 127, 136, 160, 170, 254, 272, 340, 508, 544, 635, 680, 997, 1016, 1270, 1360, 1994, 2032, 2159, 2540, 2720, 3988, 4064, 4318, 4985, 5080, 7976, 8636, 9970, 10160, 10795, 15952, 16949, 17272, 19940, 20320, 21590, 31904, 33898, 34544, 39880, 43180, 67796, 69088, 79760, 84745, 86360, 126619, 135592, 159520, 169490, 172720, 253238, 271184, 338980, 345440, 506476, 542368, 633095, 677960, 1012952, 1266190, 1355920, 2025904, 2152523, 2532380, 2711840, 4051808, 4305046, 5064760, 8610092, 10129520, 10762615, 17220184, 20259040, 21525230, 34440368, 43050460, 68880736, 86100920, 172201840, 344403680]

約数ペア:

[(1, 344403680), (2, 172201840), (4, 86100920), (5, 68880736), (8, 43050460), (10, 34440368), (16, 21525230), (17, 20259040), (20, 17220184), (32, 10762615), (34, 10129520), (40, 8610092), (68, 5064760), (80, 4305046), (85, 4051808), (127, 2711840), (136, 2532380), (160, 2152523), (170, 2025904), (254, 1355920), (272, 1266190), (340, 1012952), (508, 677960), (544, 633095), (635, 542368), (680, 506476), (997, 345440), (1016, 338980), (1270, 271184), (1360, 253238), (1994, 172720), (2032, 169490), (2159, 159520), (2540, 135592), (2720, 126619), (3988, 86360), (4064, 84745), (4318, 79760), (4985, 69088), (5080, 67796), (7976, 43180), (8636, 39880), (9970, 34544), (10160, 33898), (10795, 31904), (15952, 21590), (16949, 20320), (17272, 19940)]