155489840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16063}}^1$

素因数の和:16098

約数の個数: 60

約数和(自身を含む): 397391232

約数和(自身を除く): 241901392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 16063, 32126, 64252, 80315, 128504, 160630, 176693, 257008, 321260, 353386, 642520, 706772, 883465, 1285040, 1413544, 1766930, 1943623, 2827088, 3533860, 3887246, 7067720, 7774492, 9718115, 14135440, 15548984, 19436230, 31097968, 38872460, 77744920, 155489840]

約数ペア:

[(1, 155489840), (2, 77744920), (4, 38872460), (5, 31097968), (8, 19436230), (10, 15548984), (11, 14135440), (16, 9718115), (20, 7774492), (22, 7067720), (40, 3887246), (44, 3533860), (55, 2827088), (80, 1943623), (88, 1766930), (110, 1413544), (121, 1285040), (176, 883465), (220, 706772), (242, 642520), (440, 353386), (484, 321260), (605, 257008), (880, 176693), (968, 160630), (1210, 128504), (1936, 80315), (2420, 64252), (4840, 32126), (9680, 16063)]