261314621120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{552883}}^1$

素因数の和:553118

約数の個数: 112

約数和(自身を含む): 714520743168

約数和(自身を除く): 453206122048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 211, 224, 280, 320, 422, 448, 560, 844, 1055, 1120, 1477, 1688, 2110, 2240, 2954, 3376, 4220, 5908, 6752, 7385, 8440, 11816, 13504, 14770, 16880, 23632, 29540, 33760, 47264, 59080, 67520, 94528, 118160, 236320, 472640, 552883, 1105766, 2211532, 2764415, 3870181, 4423064, 5528830, 7740362, 8846128, 11057660, 15480724, 17692256, 19350905, 22115320, 30961448, 35384512, 38701810, 44230640, 61922896, 77403620, 88461280, 116658313, 123845792, 154807240, 176922560, 233316626, 247691584, 309614480, 466633252, 583291565, 619228960, 816608191, 933266504, 1166583130, 1238457920, 1633216382, 1866533008, 2333166260, 3266432764, 3733066016, 4083040955, 4666332520, 6532865528, 7466132032, 8166081910, 9332665040, 13065731056, 16332163820, 18665330080, 26131462112, 32664327640, 37330660160, 52262924224, 65328655280, 130657310560, 261314621120]

約数ペア:

[(1, 261314621120), (2, 130657310560), (4, 65328655280), (5, 52262924224), (7, 37330660160), (8, 32664327640), (10, 26131462112), (14, 18665330080), (16, 16332163820), (20, 13065731056), (28, 9332665040), (32, 8166081910), (35, 7466132032), (40, 6532865528), (56, 4666332520), (64, 4083040955), (70, 3733066016), (80, 3266432764), (112, 2333166260), (140, 1866533008), (160, 1633216382), (211, 1238457920), (224, 1166583130), (280, 933266504), (320, 816608191), (422, 619228960), (448, 583291565), (560, 466633252), (844, 309614480), (1055, 247691584), (1120, 233316626), (1477, 176922560), (1688, 154807240), (2110, 123845792), (2240, 116658313), (2954, 88461280), (3376, 77403620), (4220, 61922896), (5908, 44230640), (6752, 38701810), (7385, 35384512), (8440, 30961448), (11816, 22115320), (13504, 19350905), (14770, 17692256), (16880, 15480724), (23632, 11057660), (29540, 8846128), (33760, 7740362), (47264, 5528830), (59080, 4423064), (67520, 3870181), (94528, 2764415), (118160, 2211532), (236320, 1105766), (472640, 552883)]