643127760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81203}}^1$

素因数の和:81233

約数の個数: 120

約数和(自身を含む): 2356215264

約数和(自身を除く): 1713087504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 81203, 162406, 243609, 324812, 406015, 487218, 649624, 730827, 812030, 893233, 974436, 1218045, 1299248, 1461654, 1624060, 1786466, 1948872, 2436090, 2679699, 2923308, 3248120, 3572932, 3654135, 3897744, 4466165, 4872180, 5359398, 5846616, 6496240, 7145864, 7308270, 8039097, 8932330, 9744360, 10718796, 11693232, 13398495, 14291728, 14616540, 16078194, 17864660, 19488720, 21437592, 26796990, 29233080, 32156388, 35729320, 40195485, 42875184, 53593980, 58466160, 64312776, 71458640, 80390970, 107187960, 128625552, 160781940, 214375920, 321563880, 643127760]

約数ペア:

[(1, 643127760), (2, 321563880), (3, 214375920), (4, 160781940), (5, 128625552), (6, 107187960), (8, 80390970), (9, 71458640), (10, 64312776), (11, 58466160), (12, 53593980), (15, 42875184), (16, 40195485), (18, 35729320), (20, 32156388), (22, 29233080), (24, 26796990), (30, 21437592), (33, 19488720), (36, 17864660), (40, 16078194), (44, 14616540), (45, 14291728), (48, 13398495), (55, 11693232), (60, 10718796), (66, 9744360), (72, 8932330), (80, 8039097), (88, 7308270), (90, 7145864), (99, 6496240), (110, 5846616), (120, 5359398), (132, 4872180), (144, 4466165), (165, 3897744), (176, 3654135), (180, 3572932), (198, 3248120), (220, 2923308), (240, 2679699), (264, 2436090), (330, 1948872), (360, 1786466), (396, 1624060), (440, 1461654), (495, 1299248), (528, 1218045), (660, 974436), (720, 893233), (792, 812030), (880, 730827), (990, 649624), (1320, 487218), (1584, 406015), (1980, 324812), (2640, 243609), (3960, 162406), (7920, 81203)]