199698900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 604961280

約数和(自身を除く): 405262380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 109, 124, 150, 155, 186, 197, 218, 300, 310, 327, 372, 394, 436, 465, 545, 591, 620, 654, 775, 788, 930, 985, 1090, 1182, 1308, 1550, 1635, 1860, 1970, 2180, 2325, 2364, 2725, 2955, 3100, 3270, 3379, 3940, 4650, 4925, 5450, 5910, 6107, 6540, 6758, 8175, 9300, 9850, 10137, 10900, 11820, 12214, 13516, 14775, 16350, 16895, 18321, 19700, 20274, 21473, 24428, 29550, 30535, 32700, 33790, 36642, 40548, 42946, 50685, 59100, 61070, 64419, 67580, 73284, 84475, 85892, 91605, 101370, 107365, 122140, 128838, 152675, 168950, 183210, 202740, 214730, 253425, 257676, 305350, 322095, 337900, 366420, 429460, 458025, 506850, 536825, 610700, 644190, 665663, 916050, 1013700, 1073650, 1288380, 1331326, 1610475, 1832100, 1996989, 2147300, 2662652, 3220950, 3328315, 3993978, 6441900, 6656630, 7987956, 9984945, 13313260, 16641575, 19969890, 33283150, 39939780, 49924725, 66566300, 99849450, 199698900]

約数ペア:

[(1, 199698900), (2, 99849450), (3, 66566300), (4, 49924725), (5, 39939780), (6, 33283150), (10, 19969890), (12, 16641575), (15, 13313260), (20, 9984945), (25, 7987956), (30, 6656630), (31, 6441900), (50, 3993978), (60, 3328315), (62, 3220950), (75, 2662652), (93, 2147300), (100, 1996989), (109, 1832100), (124, 1610475), (150, 1331326), (155, 1288380), (186, 1073650), (197, 1013700), (218, 916050), (300, 665663), (310, 644190), (327, 610700), (372, 536825), (394, 506850), (436, 458025), (465, 429460), (545, 366420), (591, 337900), (620, 322095), (654, 305350), (775, 257676), (788, 253425), (930, 214730), (985, 202740), (1090, 183210), (1182, 168950), (1308, 152675), (1550, 128838), (1635, 122140), (1860, 107365), (1970, 101370), (2180, 91605), (2325, 85892), (2364, 84475), (2725, 73284), (2955, 67580), (3100, 64419), (3270, 61070), (3379, 59100), (3940, 50685), (4650, 42946), (4925, 40548), (5450, 36642), (5910, 33790), (6107, 32700), (6540, 30535), (6758, 29550), (8175, 24428), (9300, 21473), (9850, 20274), (10137, 19700), (10900, 18321), (11820, 16895), (12214, 16350), (13516, 14775)]