156289280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17443}}^1$

素因数の和:17471

約数の個数: 72

約数和(自身を含む): 427866432

約数和(自身を除く): 271577152

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17443, 34886, 69772, 87215, 122101, 139544, 174430, 244202, 279088, 348860, 488404, 558176, 610505, 697720, 976808, 1116352, 1221010, 1395440, 1953616, 2232704, 2442020, 2790880, 3907232, 4465408, 4884040, 5581760, 7814464, 9768080, 11163520, 15628928, 19536160, 22327040, 31257856, 39072320, 78144640, 156289280]

約数ペア:

[(1, 156289280), (2, 78144640), (4, 39072320), (5, 31257856), (7, 22327040), (8, 19536160), (10, 15628928), (14, 11163520), (16, 9768080), (20, 7814464), (28, 5581760), (32, 4884040), (35, 4465408), (40, 3907232), (56, 2790880), (64, 2442020), (70, 2232704), (80, 1953616), (112, 1395440), (128, 1221010), (140, 1116352), (160, 976808), (224, 697720), (256, 610505), (280, 558176), (320, 488404), (448, 348860), (560, 279088), (640, 244202), (896, 174430), (1120, 139544), (1280, 122101), (1792, 87215), (2240, 69772), (4480, 34886), (8960, 17443)]