42667240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1979}}^1$

素因数の和:2015

約数の個数: 96

約数和(自身を含む): 121888800

約数和(自身を除く): 79221560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 1979, 2156, 2695, 3080, 3958, 4312, 5390, 7916, 9895, 10780, 13853, 15832, 19790, 21560, 21769, 27706, 39580, 43538, 55412, 69265, 79160, 87076, 96971, 108845, 110824, 138530, 152383, 174152, 193942, 217690, 277060, 304766, 387884, 435380, 484855, 554120, 609532, 761915, 775768, 870760, 969710, 1066681, 1219064, 1523830, 1939420, 2133362, 3047660, 3878840, 4266724, 5333405, 6095320, 8533448, 10666810, 21333620, 42667240]

約数ペア:

[(1, 42667240), (2, 21333620), (4, 10666810), (5, 8533448), (7, 6095320), (8, 5333405), (10, 4266724), (11, 3878840), (14, 3047660), (20, 2133362), (22, 1939420), (28, 1523830), (35, 1219064), (40, 1066681), (44, 969710), (49, 870760), (55, 775768), (56, 761915), (70, 609532), (77, 554120), (88, 484855), (98, 435380), (110, 387884), (140, 304766), (154, 277060), (196, 217690), (220, 193942), (245, 174152), (280, 152383), (308, 138530), (385, 110824), (392, 108845), (440, 96971), (490, 87076), (539, 79160), (616, 69265), (770, 55412), (980, 43538), (1078, 39580), (1540, 27706), (1960, 21769), (1979, 21560), (2156, 19790), (2695, 15832), (3080, 13853), (3958, 10780), (4312, 9895), (5390, 7916)]