891567180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1867}}^1$

素因数の和:2268

約数の個数: 144

約数和(自身を含む): 3100581120

約数和(自身を除く): 2209013940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 379, 420, 630, 758, 1137, 1260, 1516, 1867, 1895, 2274, 2653, 3411, 3734, 3790, 4548, 5306, 5601, 5685, 6822, 7468, 7580, 7959, 9335, 10612, 11202, 11370, 13069, 13265, 13644, 15918, 16803, 17055, 18670, 22404, 22740, 23877, 26138, 26530, 28005, 31836, 33606, 34110, 37340, 39207, 39795, 47754, 52276, 53060, 56010, 65345, 67212, 68220, 78414, 79590, 84015, 95508, 112020, 117621, 119385, 130690, 156828, 159180, 168030, 196035, 235242, 238770, 261380, 336060, 392070, 470484, 477540, 588105, 707593, 784140, 1176210, 1415186, 2122779, 2352420, 2830372, 3537965, 4245558, 4953151, 6368337, 7075930, 8491116, 9906302, 10613895, 12736674, 14151860, 14859453, 19812604, 21227790, 24765755, 25473348, 29718906, 31841685, 42455580, 44578359, 49531510, 59437812, 63683370, 74297265, 89156718, 99063020, 127366740, 148594530, 178313436, 222891795, 297189060, 445783590, 891567180]

約数ペア:

[(1, 891567180), (2, 445783590), (3, 297189060), (4, 222891795), (5, 178313436), (6, 148594530), (7, 127366740), (9, 99063020), (10, 89156718), (12, 74297265), (14, 63683370), (15, 59437812), (18, 49531510), (20, 44578359), (21, 42455580), (28, 31841685), (30, 29718906), (35, 25473348), (36, 24765755), (42, 21227790), (45, 19812604), (60, 14859453), (63, 14151860), (70, 12736674), (84, 10613895), (90, 9906302), (105, 8491116), (126, 7075930), (140, 6368337), (180, 4953151), (210, 4245558), (252, 3537965), (315, 2830372), (379, 2352420), (420, 2122779), (630, 1415186), (758, 1176210), (1137, 784140), (1260, 707593), (1516, 588105), (1867, 477540), (1895, 470484), (2274, 392070), (2653, 336060), (3411, 261380), (3734, 238770), (3790, 235242), (4548, 196035), (5306, 168030), (5601, 159180), (5685, 156828), (6822, 130690), (7468, 119385), (7580, 117621), (7959, 112020), (9335, 95508), (10612, 84015), (11202, 79590), (11370, 78414), (13069, 68220), (13265, 67212), (13644, 65345), (15918, 56010), (16803, 53060), (17055, 52276), (18670, 47754), (22404, 39795), (22740, 39207), (23877, 37340), (26138, 34110), (26530, 33606), (28005, 31836)]