990215520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{42101}}^1$

素因数の和:42133

約数の個数: 144

約数和(自身を含む): 3628518768

約数和(自身を除く): 2638303248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 42101, 84202, 126303, 168404, 210505, 252606, 294707, 336808, 421010, 505212, 589414, 631515, 673616, 842020, 884121, 1010424, 1178828, 1263030, 1347232, 1473535, 1684040, 1768242, 2020848, 2062949, 2357656, 2526060, 2947070, 3368080, 3536484, 4041696, 4125898, 4420605, 4715312, 5052120, 5894140, 6188847, 6736160, 7072968, 8251796, 8841210, 9430624, 10104240, 10314745, 11788280, 12377694, 14145936, 16503592, 17682420, 20208480, 20629490, 23576560, 24755388, 28291872, 30944235, 33007184, 35364840, 41258980, 47153120, 49510776, 61888470, 66014368, 70729680, 82517960, 99021552, 123776940, 141459360, 165035920, 198043104, 247553880, 330071840, 495107760, 990215520]

約数ペア:

[(1, 990215520), (2, 495107760), (3, 330071840), (4, 247553880), (5, 198043104), (6, 165035920), (7, 141459360), (8, 123776940), (10, 99021552), (12, 82517960), (14, 70729680), (15, 66014368), (16, 61888470), (20, 49510776), (21, 47153120), (24, 41258980), (28, 35364840), (30, 33007184), (32, 30944235), (35, 28291872), (40, 24755388), (42, 23576560), (48, 20629490), (49, 20208480), (56, 17682420), (60, 16503592), (70, 14145936), (80, 12377694), (84, 11788280), (96, 10314745), (98, 10104240), (105, 9430624), (112, 8841210), (120, 8251796), (140, 7072968), (147, 6736160), (160, 6188847), (168, 5894140), (196, 5052120), (210, 4715312), (224, 4420605), (240, 4125898), (245, 4041696), (280, 3536484), (294, 3368080), (336, 2947070), (392, 2526060), (420, 2357656), (480, 2062949), (490, 2020848), (560, 1768242), (588, 1684040), (672, 1473535), (735, 1347232), (784, 1263030), (840, 1178828), (980, 1010424), (1120, 884121), (1176, 842020), (1470, 673616), (1568, 631515), (1680, 589414), (1960, 505212), (2352, 421010), (2940, 336808), (3360, 294707), (3920, 252606), (4704, 210505), (5880, 168404), (7840, 126303), (11760, 84202), (23520, 42101)]