30606940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 80607744

約数和(自身を除く): 50000804

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 182, 251, 260, 268, 335, 364, 455, 469, 502, 670, 871, 910, 938, 1004, 1255, 1340, 1742, 1757, 1820, 1876, 2345, 2510, 3263, 3484, 3514, 4355, 4690, 5020, 6097, 6526, 7028, 8710, 8785, 9380, 12194, 13052, 16315, 16817, 17420, 17570, 22841, 24388, 30485, 32630, 33634, 35140, 45682, 60970, 65260, 67268, 84085, 91364, 114205, 117719, 121940, 168170, 218621, 228410, 235438, 336340, 437242, 456820, 470876, 588595, 874484, 1093105, 1177190, 1530347, 2186210, 2354380, 3060694, 4372420, 6121388, 7651735, 15303470, 30606940]

約数ペア:

[(1, 30606940), (2, 15303470), (4, 7651735), (5, 6121388), (7, 4372420), (10, 3060694), (13, 2354380), (14, 2186210), (20, 1530347), (26, 1177190), (28, 1093105), (35, 874484), (52, 588595), (65, 470876), (67, 456820), (70, 437242), (91, 336340), (130, 235438), (134, 228410), (140, 218621), (182, 168170), (251, 121940), (260, 117719), (268, 114205), (335, 91364), (364, 84085), (455, 67268), (469, 65260), (502, 60970), (670, 45682), (871, 35140), (910, 33634), (938, 32630), (1004, 30485), (1255, 24388), (1340, 22841), (1742, 17570), (1757, 17420), (1820, 16817), (1876, 16315), (2345, 13052), (2510, 12194), (3263, 9380), (3484, 8785), (3514, 8710), (4355, 7028), (4690, 6526), (5020, 6097)]