263164160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1328

約数の個数: 144

約数和(自身を含む): 752322816

約数和(自身を除く): 489158656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1277, 1280, 1288, 1472, 1610, 1792, 1840, 2240, 2554, 2576, 2944, 3220, 3680, 4480, 5108, 5152, 5888, 6385, 6440, 7360, 8939, 8960, 10216, 10304, 12770, 12880, 14720, 17878, 20432, 20608, 25540, 25760, 29371, 29440, 35756, 40864, 41216, 44695, 51080, 51520, 58742, 71512, 81728, 89390, 102160, 103040, 117484, 143024, 146855, 163456, 178780, 204320, 205597, 206080, 234968, 286048, 293710, 326912, 357560, 408640, 411194, 469936, 572096, 587420, 715120, 817280, 822388, 939872, 1027985, 1144192, 1174840, 1430240, 1634560, 1644776, 1879744, 2055970, 2288384, 2349680, 2860480, 3289552, 3759488, 4111940, 4699360, 5720960, 6579104, 7518976, 8223880, 9398720, 11441920, 13158208, 16447760, 18797440, 26316416, 32895520, 37594880, 52632832, 65791040, 131582080, 263164160]

約数ペア:

[(1, 263164160), (2, 131582080), (4, 65791040), (5, 52632832), (7, 37594880), (8, 32895520), (10, 26316416), (14, 18797440), (16, 16447760), (20, 13158208), (23, 11441920), (28, 9398720), (32, 8223880), (35, 7518976), (40, 6579104), (46, 5720960), (56, 4699360), (64, 4111940), (70, 3759488), (80, 3289552), (92, 2860480), (112, 2349680), (115, 2288384), (128, 2055970), (140, 1879744), (160, 1644776), (161, 1634560), (184, 1430240), (224, 1174840), (230, 1144192), (256, 1027985), (280, 939872), (320, 822388), (322, 817280), (368, 715120), (448, 587420), (460, 572096), (560, 469936), (640, 411194), (644, 408640), (736, 357560), (805, 326912), (896, 293710), (920, 286048), (1120, 234968), (1277, 206080), (1280, 205597), (1288, 204320), (1472, 178780), (1610, 163456), (1792, 146855), (1840, 143024), (2240, 117484), (2554, 103040), (2576, 102160), (2944, 89390), (3220, 81728), (3680, 71512), (4480, 58742), (5108, 51520), (5152, 51080), (5888, 44695), (6385, 41216), (6440, 40864), (7360, 35756), (8939, 29440), (8960, 29371), (10216, 25760), (10304, 25540), (12770, 20608), (12880, 20432), (14720, 17878)]