279388480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3371}}^1$

素因数の和:3432

約数の個数: 112

約数和(自身を含む): 781117056

約数和(自身を除く): 501728576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 740, 1036, 1120, 1184, 1295, 1480, 2072, 2240, 2368, 2590, 2960, 3371, 4144, 5180, 5920, 6742, 8288, 10360, 11840, 13484, 16576, 16855, 20720, 23597, 26968, 33710, 41440, 47194, 53936, 67420, 82880, 94388, 107872, 117985, 124727, 134840, 188776, 215744, 235970, 249454, 269680, 377552, 471940, 498908, 539360, 623635, 755104, 873089, 943880, 997816, 1078720, 1247270, 1510208, 1746178, 1887760, 1995632, 2494540, 3492356, 3775520, 3991264, 4365445, 4989080, 6984712, 7551040, 7982528, 8730890, 9978160, 13969424, 17461780, 19956320, 27938848, 34923560, 39912640, 55877696, 69847120, 139694240, 279388480]

約数ペア:

[(1, 279388480), (2, 139694240), (4, 69847120), (5, 55877696), (7, 39912640), (8, 34923560), (10, 27938848), (14, 19956320), (16, 17461780), (20, 13969424), (28, 9978160), (32, 8730890), (35, 7982528), (37, 7551040), (40, 6984712), (56, 4989080), (64, 4365445), (70, 3991264), (74, 3775520), (80, 3492356), (112, 2494540), (140, 1995632), (148, 1887760), (160, 1746178), (185, 1510208), (224, 1247270), (259, 1078720), (280, 997816), (296, 943880), (320, 873089), (370, 755104), (448, 623635), (518, 539360), (560, 498908), (592, 471940), (740, 377552), (1036, 269680), (1120, 249454), (1184, 235970), (1295, 215744), (1480, 188776), (2072, 134840), (2240, 124727), (2368, 117985), (2590, 107872), (2960, 94388), (3371, 82880), (4144, 67420), (5180, 53936), (5920, 47194), (6742, 41440), (8288, 33710), (10360, 26968), (11840, 23597), (13484, 20720), (16576, 16855)]