18819360

素因数分解:

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

素因数の和:1895

約数の個数: 144

約数和(自身を含む): 73434816

約数和(自身を除く): 54615456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 1867, 2016, 2520, 3360, 3734, 5040, 5601, 7468, 9335, 10080, 11202, 13069, 14936, 16803, 18670, 22404, 26138, 28005, 29872, 33606, 37340, 39207, 44808, 52276, 56010, 59744, 65345, 67212, 74680, 78414, 84015, 89616, 104552, 112020, 117621, 130690, 134424, 149360, 156828, 168030, 179232, 196035, 209104, 224040, 235242, 261380, 268848, 298720, 313656, 336060, 392070, 418208, 448080, 470484, 522760, 537696, 588105, 627312, 672120, 784140, 896160, 940968, 1045520, 1176210, 1254624, 1344240, 1568280, 1881936, 2091040, 2352420, 2688480, 3136560, 3763872, 4704840, 6273120, 9409680, 18819360]

約数ペア:

[(1, 18819360), (2, 9409680), (3, 6273120), (4, 4704840), (5, 3763872), (6, 3136560), (7, 2688480), (8, 2352420), (9, 2091040), (10, 1881936), (12, 1568280), (14, 1344240), (15, 1254624), (16, 1176210), (18, 1045520), (20, 940968), (21, 896160), (24, 784140), (28, 672120), (30, 627312), (32, 588105), (35, 537696), (36, 522760), (40, 470484), (42, 448080), (45, 418208), (48, 392070), (56, 336060), (60, 313656), (63, 298720), (70, 268848), (72, 261380), (80, 235242), (84, 224040), (90, 209104), (96, 196035), (105, 179232), (112, 168030), (120, 156828), (126, 149360), (140, 134424), (144, 130690), (160, 117621), (168, 112020), (180, 104552), (210, 89616), (224, 84015), (240, 78414), (252, 74680), (280, 67212), (288, 65345), (315, 59744), (336, 56010), (360, 52276), (420, 44808), (480, 39207), (504, 37340), (560, 33606), (630, 29872), (672, 28005), (720, 26138), (840, 22404), (1008, 18670), (1120, 16803), (1260, 14936), (1440, 13069), (1680, 11202), (1867, 10080), (2016, 9335), (2520, 7468), (3360, 5601), (3734, 5040)]