256310880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{76283}}^1$

素因数の和:76308

約数の個数: 96

約数和(自身を含む): 922731264

約数和(自身を除く): 666420384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 76283, 152566, 228849, 305132, 381415, 457698, 533981, 610264, 762830, 915396, 1067962, 1144245, 1220528, 1525660, 1601943, 1830792, 2135924, 2288490, 2441056, 2669905, 3051320, 3203886, 3661584, 4271848, 4576980, 5339810, 6102640, 6407772, 7323168, 8009715, 8543696, 9153960, 10679620, 12205280, 12815544, 16019430, 17087392, 18307920, 21359240, 25631088, 32038860, 36615840, 42718480, 51262176, 64077720, 85436960, 128155440, 256310880]

約数ペア:

[(1, 256310880), (2, 128155440), (3, 85436960), (4, 64077720), (5, 51262176), (6, 42718480), (7, 36615840), (8, 32038860), (10, 25631088), (12, 21359240), (14, 18307920), (15, 17087392), (16, 16019430), (20, 12815544), (21, 12205280), (24, 10679620), (28, 9153960), (30, 8543696), (32, 8009715), (35, 7323168), (40, 6407772), (42, 6102640), (48, 5339810), (56, 4576980), (60, 4271848), (70, 3661584), (80, 3203886), (84, 3051320), (96, 2669905), (105, 2441056), (112, 2288490), (120, 2135924), (140, 1830792), (160, 1601943), (168, 1525660), (210, 1220528), (224, 1144245), (240, 1067962), (280, 915396), (336, 762830), (420, 610264), (480, 533981), (560, 457698), (672, 381415), (840, 305132), (1120, 228849), (1680, 152566), (3360, 76283)]