277971520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 112

約数和(自身を含む): 704088000

約数和(自身を除く): 426116480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 131, 152, 160, 190, 262, 304, 320, 349, 380, 524, 608, 655, 698, 760, 1048, 1216, 1310, 1396, 1520, 1745, 2096, 2489, 2620, 2792, 3040, 3490, 4192, 4978, 5240, 5584, 6080, 6631, 6980, 8384, 9956, 10480, 11168, 12445, 13262, 13960, 19912, 20960, 22336, 24890, 26524, 27920, 33155, 39824, 41920, 45719, 49780, 53048, 55840, 66310, 79648, 91438, 99560, 106096, 111680, 132620, 159296, 182876, 199120, 212192, 228595, 265240, 365752, 398240, 424384, 457190, 530480, 731504, 796480, 868661, 914380, 1060960, 1463008, 1737322, 1828760, 2121920, 2926016, 3474644, 3657520, 4343305, 6949288, 7315040, 8686610, 13898576, 14630080, 17373220, 27797152, 34746440, 55594304, 69492880, 138985760, 277971520]

約数ペア:

[(1, 277971520), (2, 138985760), (4, 69492880), (5, 55594304), (8, 34746440), (10, 27797152), (16, 17373220), (19, 14630080), (20, 13898576), (32, 8686610), (38, 7315040), (40, 6949288), (64, 4343305), (76, 3657520), (80, 3474644), (95, 2926016), (131, 2121920), (152, 1828760), (160, 1737322), (190, 1463008), (262, 1060960), (304, 914380), (320, 868661), (349, 796480), (380, 731504), (524, 530480), (608, 457190), (655, 424384), (698, 398240), (760, 365752), (1048, 265240), (1216, 228595), (1310, 212192), (1396, 199120), (1520, 182876), (1745, 159296), (2096, 132620), (2489, 111680), (2620, 106096), (2792, 99560), (3040, 91438), (3490, 79648), (4192, 66310), (4978, 55840), (5240, 53048), (5584, 49780), (6080, 45719), (6631, 41920), (6980, 39824), (8384, 33155), (9956, 27920), (10480, 26524), (11168, 24890), (12445, 22336), (13262, 20960), (13960, 19912)]