161530880

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{4507}}^1$

素因数の和:4539

約数の個数: 88

約数和(自身を含む): 442938048

約数和(自身を除く): 281407168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 4507, 5120, 7168, 8960, 9014, 17920, 18028, 22535, 31549, 35840, 36056, 45070, 63098, 72112, 90140, 126196, 144224, 157745, 180280, 252392, 288448, 315490, 360560, 504784, 576896, 630980, 721120, 1009568, 1153792, 1261960, 1442240, 2019136, 2307584, 2523920, 2884480, 4038272, 4615168, 5047840, 5768960, 8076544, 10095680, 11537920, 16153088, 20191360, 23075840, 32306176, 40382720, 80765440, 161530880]

約数ペア:

[(1, 161530880), (2, 80765440), (4, 40382720), (5, 32306176), (7, 23075840), (8, 20191360), (10, 16153088), (14, 11537920), (16, 10095680), (20, 8076544), (28, 5768960), (32, 5047840), (35, 4615168), (40, 4038272), (56, 2884480), (64, 2523920), (70, 2307584), (80, 2019136), (112, 1442240), (128, 1261960), (140, 1153792), (160, 1009568), (224, 721120), (256, 630980), (280, 576896), (320, 504784), (448, 360560), (512, 315490), (560, 288448), (640, 252392), (896, 180280), (1024, 157745), (1120, 144224), (1280, 126196), (1792, 90140), (2240, 72112), (2560, 63098), (3584, 45070), (4480, 36056), (4507, 35840), (5120, 31549), (7168, 22535), (8960, 18028), (9014, 17920)]