221452560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{6277}}^1$

素因数の和:6310

約数の個数: 180

約数和(自身を含む): 865271628

約数和(自身を除く): 643819068

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 6277, 7056, 8820, 11760, 12554, 17640, 18831, 25108, 31385, 35280, 37662, 43939, 50216, 56493, 62770, 75324, 87878, 94155, 100432, 112986, 125540, 131817, 150648, 175756, 188310, 219695, 225972, 251080, 263634, 282465, 301296, 307573, 351512, 376620, 395451, 439390, 451944, 502160, 527268, 564930, 615146, 659085, 703024, 753240, 790902, 878780, 903888, 922719, 1054536, 1129860, 1230292, 1318170, 1506480, 1537865, 1581804, 1757560, 1845438, 1977255, 2109072, 2259720, 2460584, 2636340, 2768157, 3075730, 3163608, 3515120, 3690876, 3954510, 4519440, 4613595, 4921168, 5272680, 5536314, 6151460, 6327216, 7381752, 7909020, 9227190, 10545360, 11072628, 12302920, 13840785, 14763504, 15818040, 18454380, 22145256, 24605840, 27681570, 31636080, 36908760, 44290512, 55363140, 73817520, 110726280, 221452560]

約数ペア:

[(1, 221452560), (2, 110726280), (3, 73817520), (4, 55363140), (5, 44290512), (6, 36908760), (7, 31636080), (8, 27681570), (9, 24605840), (10, 22145256), (12, 18454380), (14, 15818040), (15, 14763504), (16, 13840785), (18, 12302920), (20, 11072628), (21, 10545360), (24, 9227190), (28, 7909020), (30, 7381752), (35, 6327216), (36, 6151460), (40, 5536314), (42, 5272680), (45, 4921168), (48, 4613595), (49, 4519440), (56, 3954510), (60, 3690876), (63, 3515120), (70, 3163608), (72, 3075730), (80, 2768157), (84, 2636340), (90, 2460584), (98, 2259720), (105, 2109072), (112, 1977255), (120, 1845438), (126, 1757560), (140, 1581804), (144, 1537865), (147, 1506480), (168, 1318170), (180, 1230292), (196, 1129860), (210, 1054536), (240, 922719), (245, 903888), (252, 878780), (280, 790902), (294, 753240), (315, 703024), (336, 659085), (360, 615146), (392, 564930), (420, 527268), (441, 502160), (490, 451944), (504, 439390), (560, 395451), (588, 376620), (630, 351512), (720, 307573), (735, 301296), (784, 282465), (840, 263634), (882, 251080), (980, 225972), (1008, 219695), (1176, 188310), (1260, 175756), (1470, 150648), (1680, 131817), (1764, 125540), (1960, 112986), (2205, 100432), (2352, 94155), (2520, 87878), (2940, 75324), (3528, 62770), (3920, 56493), (4410, 50216), (5040, 43939), (5880, 37662), (6277, 35280), (7056, 31385), (8820, 25108), (11760, 18831), (12554, 17640)]