201987720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4637}}^1$

素因数の和:4676

約数の個数: 144

約数和(自身を含む): 721719180

約数和(自身を除く): 519731460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4637, 4840, 5445, 7260, 8712, 9274, 10890, 13911, 14520, 18548, 21780, 23185, 27822, 37096, 41733, 43560, 46370, 51007, 55644, 69555, 83466, 92740, 102014, 111288, 139110, 153021, 166932, 185480, 204028, 208665, 255035, 278220, 306042, 333864, 408056, 417330, 459063, 510070, 556440, 561077, 612084, 765105, 834660, 918126, 1020140, 1122154, 1224168, 1530210, 1669320, 1683231, 1836252, 2040280, 2244308, 2295315, 2805385, 3060420, 3366462, 3672504, 4488616, 4590630, 5049693, 5610770, 6120840, 6732924, 8416155, 9181260, 10099386, 11221540, 13465848, 16832310, 18362520, 20198772, 22443080, 25248465, 33664620, 40397544, 50496930, 67329240, 100993860, 201987720]

約数ペア:

[(1, 201987720), (2, 100993860), (3, 67329240), (4, 50496930), (5, 40397544), (6, 33664620), (8, 25248465), (9, 22443080), (10, 20198772), (11, 18362520), (12, 16832310), (15, 13465848), (18, 11221540), (20, 10099386), (22, 9181260), (24, 8416155), (30, 6732924), (33, 6120840), (36, 5610770), (40, 5049693), (44, 4590630), (45, 4488616), (55, 3672504), (60, 3366462), (66, 3060420), (72, 2805385), (88, 2295315), (90, 2244308), (99, 2040280), (110, 1836252), (120, 1683231), (121, 1669320), (132, 1530210), (165, 1224168), (180, 1122154), (198, 1020140), (220, 918126), (242, 834660), (264, 765105), (330, 612084), (360, 561077), (363, 556440), (396, 510070), (440, 459063), (484, 417330), (495, 408056), (605, 333864), (660, 306042), (726, 278220), (792, 255035), (968, 208665), (990, 204028), (1089, 185480), (1210, 166932), (1320, 153021), (1452, 139110), (1815, 111288), (1980, 102014), (2178, 92740), (2420, 83466), (2904, 69555), (3630, 55644), (3960, 51007), (4356, 46370), (4637, 43560), (4840, 41733), (5445, 37096), (7260, 27822), (8712, 23185), (9274, 21780), (10890, 18548), (13911, 14520)]