123042920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 379209600

約数和(自身を除く): 256166680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 286, 308, 364, 385, 392, 439, 440, 455, 490, 520, 539, 572, 616, 637, 715, 728, 770, 878, 910, 980, 1001, 1078, 1144, 1274, 1430, 1540, 1756, 1820, 1960, 2002, 2156, 2195, 2548, 2695, 2860, 3073, 3080, 3185, 3512, 3640, 4004, 4312, 4390, 4829, 5005, 5096, 5390, 5707, 5720, 6146, 6370, 7007, 8008, 8780, 9658, 10010, 10780, 11414, 12292, 12740, 14014, 15365, 17560, 19316, 20020, 21511, 21560, 22828, 24145, 24584, 25480, 28028, 28535, 30730, 33803, 35035, 38632, 39949, 40040, 43022, 45656, 48290, 56056, 57070, 61460, 62777, 67606, 70070, 79898, 86044, 96580, 107555, 114140, 122920, 125554, 135212, 140140, 159796, 169015, 172088, 193160, 199745, 215110, 228280, 236621, 251108, 270424, 279643, 280280, 313885, 319592, 338030, 399490, 430220, 439439, 473242, 502216, 559286, 627770, 676060, 798980, 860440, 878878, 946484, 1118572, 1183105, 1255540, 1352120, 1398215, 1597960, 1757756, 1892968, 2197195, 2237144, 2366210, 2511080, 2796430, 3076073, 3515512, 4394390, 4732420, 5592860, 6152146, 8788780, 9464840, 11185720, 12304292, 15380365, 17577560, 24608584, 30760730, 61521460, 123042920]

約数ペア:

[(1, 123042920), (2, 61521460), (4, 30760730), (5, 24608584), (7, 17577560), (8, 15380365), (10, 12304292), (11, 11185720), (13, 9464840), (14, 8788780), (20, 6152146), (22, 5592860), (26, 4732420), (28, 4394390), (35, 3515512), (40, 3076073), (44, 2796430), (49, 2511080), (52, 2366210), (55, 2237144), (56, 2197195), (65, 1892968), (70, 1757756), (77, 1597960), (88, 1398215), (91, 1352120), (98, 1255540), (104, 1183105), (110, 1118572), (130, 946484), (140, 878878), (143, 860440), (154, 798980), (182, 676060), (196, 627770), (220, 559286), (245, 502216), (260, 473242), (280, 439439), (286, 430220), (308, 399490), (364, 338030), (385, 319592), (392, 313885), (439, 280280), (440, 279643), (455, 270424), (490, 251108), (520, 236621), (539, 228280), (572, 215110), (616, 199745), (637, 193160), (715, 172088), (728, 169015), (770, 159796), (878, 140140), (910, 135212), (980, 125554), (1001, 122920), (1078, 114140), (1144, 107555), (1274, 96580), (1430, 86044), (1540, 79898), (1756, 70070), (1820, 67606), (1960, 62777), (2002, 61460), (2156, 57070), (2195, 56056), (2548, 48290), (2695, 45656), (2860, 43022), (3073, 40040), (3080, 39949), (3185, 38632), (3512, 35035), (3640, 33803), (4004, 30730), (4312, 28535), (4390, 28028), (4829, 25480), (5005, 24584), (5096, 24145), (5390, 22828), (5707, 21560), (5720, 21511), (6146, 20020), (6370, 19316), (7007, 17560), (8008, 15365), (8780, 14014), (9658, 12740), (10010, 12292), (10780, 11414)]