1305799360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1134

約数の個数: 112

約数和(自身を含む): 3236244480

約数和(自身を除く): 1930445120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 139, 155, 160, 248, 278, 310, 320, 496, 556, 620, 695, 947, 992, 1112, 1240, 1390, 1894, 1984, 2224, 2480, 2780, 3788, 4309, 4448, 4735, 4960, 5560, 7576, 8618, 8896, 9470, 9920, 11120, 15152, 17236, 18940, 21545, 22240, 29357, 30304, 34472, 37880, 43090, 44480, 58714, 60608, 68944, 75760, 86180, 117428, 131633, 137888, 146785, 151520, 172360, 234856, 263266, 275776, 293570, 303040, 344720, 469712, 526532, 587140, 658165, 689440, 939424, 1053064, 1174280, 1316330, 1378880, 1878848, 2106128, 2348560, 2632660, 4080623, 4212256, 4697120, 5265320, 8161246, 8424512, 9394240, 10530640, 16322492, 20403115, 21061280, 32644984, 40806230, 42122560, 65289968, 81612460, 130579936, 163224920, 261159872, 326449840, 652899680, 1305799360]

約数ペア:

[(1, 1305799360), (2, 652899680), (4, 326449840), (5, 261159872), (8, 163224920), (10, 130579936), (16, 81612460), (20, 65289968), (31, 42122560), (32, 40806230), (40, 32644984), (62, 21061280), (64, 20403115), (80, 16322492), (124, 10530640), (139, 9394240), (155, 8424512), (160, 8161246), (248, 5265320), (278, 4697120), (310, 4212256), (320, 4080623), (496, 2632660), (556, 2348560), (620, 2106128), (695, 1878848), (947, 1378880), (992, 1316330), (1112, 1174280), (1240, 1053064), (1390, 939424), (1894, 689440), (1984, 658165), (2224, 587140), (2480, 526532), (2780, 469712), (3788, 344720), (4309, 303040), (4448, 293570), (4735, 275776), (4960, 263266), (5560, 234856), (7576, 172360), (8618, 151520), (8896, 146785), (9470, 137888), (9920, 131633), (11120, 117428), (15152, 86180), (17236, 75760), (18940, 68944), (21545, 60608), (22240, 58714), (29357, 44480), (30304, 43090), (34472, 37880)]