169480220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 456085728

約数和(自身を除く): 286605508

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 53, 65, 70, 91, 98, 106, 130, 140, 182, 196, 212, 245, 251, 260, 265, 364, 371, 455, 490, 502, 530, 637, 689, 742, 910, 980, 1004, 1060, 1255, 1274, 1378, 1484, 1757, 1820, 1855, 2510, 2548, 2597, 2756, 3185, 3263, 3445, 3514, 3710, 4823, 5020, 5194, 6370, 6526, 6890, 7028, 7420, 8785, 9646, 10388, 12299, 12740, 12985, 13052, 13303, 13780, 16315, 17570, 19292, 22841, 24115, 24598, 25970, 26606, 32630, 33761, 35140, 45682, 48230, 49196, 51940, 53212, 61495, 65260, 66515, 67522, 91364, 93121, 96460, 114205, 122990, 133030, 135044, 159887, 168805, 172939, 186242, 228410, 245980, 266060, 319774, 337610, 345878, 372484, 456820, 465605, 639548, 651847, 675220, 691756, 799435, 864695, 931210, 1210573, 1303694, 1598870, 1729390, 1862420, 2421146, 2607388, 3197740, 3259235, 3458780, 4842292, 6052865, 6518470, 8474011, 12105730, 13036940, 16948022, 24211460, 33896044, 42370055, 84740110, 169480220]

約数ペア:

[(1, 169480220), (2, 84740110), (4, 42370055), (5, 33896044), (7, 24211460), (10, 16948022), (13, 13036940), (14, 12105730), (20, 8474011), (26, 6518470), (28, 6052865), (35, 4842292), (49, 3458780), (52, 3259235), (53, 3197740), (65, 2607388), (70, 2421146), (91, 1862420), (98, 1729390), (106, 1598870), (130, 1303694), (140, 1210573), (182, 931210), (196, 864695), (212, 799435), (245, 691756), (251, 675220), (260, 651847), (265, 639548), (364, 465605), (371, 456820), (455, 372484), (490, 345878), (502, 337610), (530, 319774), (637, 266060), (689, 245980), (742, 228410), (910, 186242), (980, 172939), (1004, 168805), (1060, 159887), (1255, 135044), (1274, 133030), (1378, 122990), (1484, 114205), (1757, 96460), (1820, 93121), (1855, 91364), (2510, 67522), (2548, 66515), (2597, 65260), (2756, 61495), (3185, 53212), (3263, 51940), (3445, 49196), (3514, 48230), (3710, 45682), (4823, 35140), (5020, 33761), (5194, 32630), (6370, 26606), (6526, 25970), (6890, 24598), (7028, 24115), (7420, 22841), (8785, 19292), (9646, 17570), (10388, 16315), (12299, 13780), (12740, 13303), (12985, 13052)]