280011888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149579}}^1$

素因数の和:149606

約数の個数: 60

約数和(自身を含む): 843930360

約数和(自身を除く): 563918472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 149579, 299158, 448737, 598316, 897474, 1196632, 1346211, 1794948, 1944527, 2393264, 2692422, 3589896, 3889054, 5384844, 5833581, 7179792, 7778108, 10769688, 11667162, 15556216, 17500743, 21539376, 23334324, 31112432, 35001486, 46668648, 70002972, 93337296, 140005944, 280011888]

約数ペア:

[(1, 280011888), (2, 140005944), (3, 93337296), (4, 70002972), (6, 46668648), (8, 35001486), (9, 31112432), (12, 23334324), (13, 21539376), (16, 17500743), (18, 15556216), (24, 11667162), (26, 10769688), (36, 7778108), (39, 7179792), (48, 5833581), (52, 5384844), (72, 3889054), (78, 3589896), (104, 2692422), (117, 2393264), (144, 1944527), (156, 1794948), (208, 1346211), (234, 1196632), (312, 897474), (468, 598316), (624, 448737), (936, 299158), (1872, 149579)]