255025980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6779}}^1$

素因数の和:6824

約数の個数: 144

約数和(自身を含む): 888451200

約数和(自身を除く): 633425220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 6779, 7524, 9405, 12540, 13558, 18810, 20337, 27116, 33895, 37620, 40674, 61011, 67790, 74569, 81348, 101685, 122022, 128801, 135580, 149138, 203370, 223707, 244044, 257602, 298276, 305055, 372845, 386403, 406740, 447414, 515204, 610110, 644005, 671121, 745690, 772806, 894828, 1118535, 1159209, 1220220, 1288010, 1342242, 1416811, 1491380, 1545612, 1932015, 2237070, 2318418, 2576020, 2684484, 2833622, 3355605, 3864030, 4250433, 4474140, 4636836, 5667244, 5796045, 6711210, 7084055, 7728060, 8500866, 11592090, 12751299, 13422420, 14168110, 17001732, 21252165, 23184180, 25502598, 28336220, 42504330, 51005196, 63756495, 85008660, 127512990, 255025980]

約数ペア:

[(1, 255025980), (2, 127512990), (3, 85008660), (4, 63756495), (5, 51005196), (6, 42504330), (9, 28336220), (10, 25502598), (11, 23184180), (12, 21252165), (15, 17001732), (18, 14168110), (19, 13422420), (20, 12751299), (22, 11592090), (30, 8500866), (33, 7728060), (36, 7084055), (38, 6711210), (44, 5796045), (45, 5667244), (55, 4636836), (57, 4474140), (60, 4250433), (66, 3864030), (76, 3355605), (90, 2833622), (95, 2684484), (99, 2576020), (110, 2318418), (114, 2237070), (132, 1932015), (165, 1545612), (171, 1491380), (180, 1416811), (190, 1342242), (198, 1288010), (209, 1220220), (220, 1159209), (228, 1118535), (285, 894828), (330, 772806), (342, 745690), (380, 671121), (396, 644005), (418, 610110), (495, 515204), (570, 447414), (627, 406740), (660, 386403), (684, 372845), (836, 305055), (855, 298276), (990, 257602), (1045, 244044), (1140, 223707), (1254, 203370), (1710, 149138), (1881, 135580), (1980, 128801), (2090, 122022), (2508, 101685), (3135, 81348), (3420, 74569), (3762, 67790), (4180, 61011), (6270, 40674), (6779, 37620), (7524, 33895), (9405, 27116), (12540, 20337), (13558, 18810)]