199679376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13913}}^1$

素因数の和:13960

約数の個数: 80

約数和(自身を含む): 579712896

約数和(自身を除く): 380033520

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 13913, 14352, 27826, 41739, 55652, 83478, 111304, 166956, 180869, 222608, 319999, 333912, 361738, 542607, 639998, 667824, 723476, 959997, 1085214, 1279996, 1446952, 1919994, 2170428, 2559992, 2893904, 3839988, 4159987, 4340856, 5119984, 7679976, 8319974, 8681712, 12479961, 15359952, 16639948, 24959922, 33279896, 49919844, 66559792, 99839688, 199679376]

約数ペア:

[(1, 199679376), (2, 99839688), (3, 66559792), (4, 49919844), (6, 33279896), (8, 24959922), (12, 16639948), (13, 15359952), (16, 12479961), (23, 8681712), (24, 8319974), (26, 7679976), (39, 5119984), (46, 4340856), (48, 4159987), (52, 3839988), (69, 2893904), (78, 2559992), (92, 2170428), (104, 1919994), (138, 1446952), (156, 1279996), (184, 1085214), (208, 959997), (276, 723476), (299, 667824), (312, 639998), (368, 542607), (552, 361738), (598, 333912), (624, 319999), (897, 222608), (1104, 180869), (1196, 166956), (1794, 111304), (2392, 83478), (3588, 55652), (4784, 41739), (7176, 27826), (13913, 14352)]