121992200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{71}}^2$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 316213485

約数和(自身を除く): 194221285

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 71, 88, 100, 110, 121, 142, 200, 220, 242, 275, 284, 355, 440, 484, 550, 568, 605, 710, 781, 968, 1100, 1210, 1420, 1562, 1775, 2200, 2420, 2840, 3025, 3124, 3550, 3905, 4840, 5041, 6050, 6248, 7100, 7810, 8591, 10082, 12100, 14200, 15620, 17182, 19525, 20164, 24200, 25205, 31240, 34364, 39050, 40328, 42955, 50410, 55451, 68728, 78100, 85910, 100820, 110902, 126025, 156200, 171820, 201640, 214775, 221804, 252050, 277255, 343640, 429550, 443608, 504100, 554510, 609961, 859100, 1008200, 1109020, 1219922, 1386275, 1718200, 2218040, 2439844, 2772550, 3049805, 4879688, 5545100, 6099610, 11090200, 12199220, 15249025, 24398440, 30498050, 60996100, 121992200]

約数ペア:

[(1, 121992200), (2, 60996100), (4, 30498050), (5, 24398440), (8, 15249025), (10, 12199220), (11, 11090200), (20, 6099610), (22, 5545100), (25, 4879688), (40, 3049805), (44, 2772550), (50, 2439844), (55, 2218040), (71, 1718200), (88, 1386275), (100, 1219922), (110, 1109020), (121, 1008200), (142, 859100), (200, 609961), (220, 554510), (242, 504100), (275, 443608), (284, 429550), (355, 343640), (440, 277255), (484, 252050), (550, 221804), (568, 214775), (605, 201640), (710, 171820), (781, 156200), (968, 126025), (1100, 110902), (1210, 100820), (1420, 85910), (1562, 78100), (1775, 68728), (2200, 55451), (2420, 50410), (2840, 42955), (3025, 40328), (3124, 39050), (3550, 34364), (3905, 31240), (4840, 25205), (5041, 24200), (6050, 20164), (6248, 19525), (7100, 17182), (7810, 15620), (8591, 14200), (10082, 12100)]