205383420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2280

約数の個数: 144

約数和(自身を含む): 694407168

約数和(自身を除く): 489023748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 330, 396, 423, 470, 495, 517, 564, 660, 705, 846, 940, 990, 1034, 1410, 1551, 1692, 1980, 2068, 2115, 2207, 2585, 2820, 3102, 4230, 4414, 4653, 5170, 6204, 6621, 7755, 8460, 8828, 9306, 10340, 11035, 13242, 15510, 18612, 19863, 22070, 23265, 24277, 26484, 31020, 33105, 39726, 44140, 46530, 48554, 66210, 72831, 79452, 93060, 97108, 99315, 103729, 121385, 132420, 145662, 198630, 207458, 218493, 242770, 291324, 311187, 364155, 397260, 414916, 436986, 485540, 518645, 622374, 728310, 873972, 933561, 1037290, 1092465, 1141019, 1244748, 1456620, 1555935, 1867122, 2074580, 2184930, 2282038, 3111870, 3423057, 3734244, 4369860, 4564076, 4667805, 5705095, 6223740, 6846114, 9335610, 10269171, 11410190, 13692228, 17115285, 18671220, 20538342, 22820380, 34230570, 41076684, 51345855, 68461140, 102691710, 205383420]

約数ペア:

[(1, 205383420), (2, 102691710), (3, 68461140), (4, 51345855), (5, 41076684), (6, 34230570), (9, 22820380), (10, 20538342), (11, 18671220), (12, 17115285), (15, 13692228), (18, 11410190), (20, 10269171), (22, 9335610), (30, 6846114), (33, 6223740), (36, 5705095), (44, 4667805), (45, 4564076), (47, 4369860), (55, 3734244), (60, 3423057), (66, 3111870), (90, 2282038), (94, 2184930), (99, 2074580), (110, 1867122), (132, 1555935), (141, 1456620), (165, 1244748), (180, 1141019), (188, 1092465), (198, 1037290), (220, 933561), (235, 873972), (282, 728310), (330, 622374), (396, 518645), (423, 485540), (470, 436986), (495, 414916), (517, 397260), (564, 364155), (660, 311187), (705, 291324), (846, 242770), (940, 218493), (990, 207458), (1034, 198630), (1410, 145662), (1551, 132420), (1692, 121385), (1980, 103729), (2068, 99315), (2115, 97108), (2207, 93060), (2585, 79452), (2820, 72831), (3102, 66210), (4230, 48554), (4414, 46530), (4653, 44140), (5170, 39726), (6204, 33105), (6621, 31020), (7755, 26484), (8460, 24277), (8828, 23265), (9306, 22070), (10340, 19863), (11035, 18612), (13242, 15510)]