198894480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7603}}^1$

素因数の和:7728

約数の個数: 80

約数和(自身を含む): 622311360

約数和(自身を除く): 423416880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 5232, 6540, 7603, 8720, 13080, 15206, 22809, 26160, 30412, 38015, 45618, 60824, 76030, 91236, 114045, 121648, 152060, 182472, 228090, 304120, 364944, 456180, 608240, 828727, 912360, 1657454, 1824720, 2486181, 3314908, 4143635, 4972362, 6629816, 8287270, 9944724, 12430905, 13259632, 16574540, 19889448, 24861810, 33149080, 39778896, 49723620, 66298160, 99447240, 198894480]

約数ペア:

[(1, 198894480), (2, 99447240), (3, 66298160), (4, 49723620), (5, 39778896), (6, 33149080), (8, 24861810), (10, 19889448), (12, 16574540), (15, 13259632), (16, 12430905), (20, 9944724), (24, 8287270), (30, 6629816), (40, 4972362), (48, 4143635), (60, 3314908), (80, 2486181), (109, 1824720), (120, 1657454), (218, 912360), (240, 828727), (327, 608240), (436, 456180), (545, 364944), (654, 304120), (872, 228090), (1090, 182472), (1308, 152060), (1635, 121648), (1744, 114045), (2180, 91236), (2616, 76030), (3270, 60824), (4360, 45618), (5232, 38015), (6540, 30412), (7603, 26160), (8720, 22809), (13080, 15206)]