128018968

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{2699}}^1$

素因数の和:2741

約数の個数: 72

約数和(自身を含む): 307030500

約数和(自身を除く): 179011532

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 392, 484, 539, 616, 847, 968, 1078, 1694, 2156, 2699, 3388, 4312, 5398, 5929, 6776, 10796, 11858, 18893, 21592, 23716, 29689, 37786, 47432, 59378, 75572, 118756, 132251, 151144, 207823, 237512, 264502, 326579, 415646, 529004, 653158, 831292, 1058008, 1306316, 1454761, 1662584, 2286053, 2612632, 2909522, 4572106, 5819044, 9144212, 11638088, 16002371, 18288424, 32004742, 64009484, 128018968]

約数ペア:

[(1, 128018968), (2, 64009484), (4, 32004742), (7, 18288424), (8, 16002371), (11, 11638088), (14, 9144212), (22, 5819044), (28, 4572106), (44, 2909522), (49, 2612632), (56, 2286053), (77, 1662584), (88, 1454761), (98, 1306316), (121, 1058008), (154, 831292), (196, 653158), (242, 529004), (308, 415646), (392, 326579), (484, 264502), (539, 237512), (616, 207823), (847, 151144), (968, 132251), (1078, 118756), (1694, 75572), (2156, 59378), (2699, 47432), (3388, 37786), (4312, 29689), (5398, 23716), (5929, 21592), (6776, 18893), (10796, 11858)]