261301680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6367}}^1$

素因数の和:6408

約数の個数: 160

約数和(自身を含む): 947558400

約数和(自身を除く): 686256720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6367, 6840, 8208, 10260, 12734, 13680, 19101, 20520, 25468, 31835, 38202, 41040, 50936, 57303, 63670, 76404, 95505, 101872, 114606, 120973, 127340, 152808, 171909, 191010, 229212, 241946, 254680, 286515, 305616, 343818, 362919, 382020, 458424, 483892, 509360, 573030, 604865, 687636, 725838, 764040, 859545, 916848, 967784, 1088757, 1146060, 1209730, 1375272, 1451676, 1528080, 1719090, 1814595, 1935568, 2177514, 2292120, 2419460, 2750544, 2903352, 3266271, 3438180, 3629190, 4355028, 4584240, 4838920, 5443785, 5806704, 6532542, 6876360, 7258380, 8710056, 9677840, 10887570, 13065084, 13752720, 14516760, 16331355, 17420112, 21775140, 26130168, 29033520, 32662710, 43550280, 52260336, 65325420, 87100560, 130650840, 261301680]

約数ペア:

[(1, 261301680), (2, 130650840), (3, 87100560), (4, 65325420), (5, 52260336), (6, 43550280), (8, 32662710), (9, 29033520), (10, 26130168), (12, 21775140), (15, 17420112), (16, 16331355), (18, 14516760), (19, 13752720), (20, 13065084), (24, 10887570), (27, 9677840), (30, 8710056), (36, 7258380), (38, 6876360), (40, 6532542), (45, 5806704), (48, 5443785), (54, 4838920), (57, 4584240), (60, 4355028), (72, 3629190), (76, 3438180), (80, 3266271), (90, 2903352), (95, 2750544), (108, 2419460), (114, 2292120), (120, 2177514), (135, 1935568), (144, 1814595), (152, 1719090), (171, 1528080), (180, 1451676), (190, 1375272), (216, 1209730), (228, 1146060), (240, 1088757), (270, 967784), (285, 916848), (304, 859545), (342, 764040), (360, 725838), (380, 687636), (432, 604865), (456, 573030), (513, 509360), (540, 483892), (570, 458424), (684, 382020), (720, 362919), (760, 343818), (855, 305616), (912, 286515), (1026, 254680), (1080, 241946), (1140, 229212), (1368, 191010), (1520, 171909), (1710, 152808), (2052, 127340), (2160, 120973), (2280, 114606), (2565, 101872), (2736, 95505), (3420, 76404), (4104, 63670), (4560, 57303), (5130, 50936), (6367, 41040), (6840, 38202), (8208, 31835), (10260, 25468), (12734, 20520), (13680, 19101)]