87261440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9739}}^1$

素因数の和:9767

約数の個数: 72

約数和(自身を含む): 238902720

約数和(自身を除く): 151641280

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, 9739, 19478, 38956, 48695, 68173, 77912, 97390, 136346, 155824, 194780, 272692, 311648, 340865, 389560, 545384, 623296, 681730, 779120, 1090768, 1246592, 1363460, 1558240, 2181536, 2493184, 2726920, 3116480, 4363072, 5453840, 6232960, 8726144, 10907680, 12465920, 17452288, 21815360, 43630720, 87261440]

約数ペア:

[(1, 87261440), (2, 43630720), (4, 21815360), (5, 17452288), (7, 12465920), (8, 10907680), (10, 8726144), (14, 6232960), (16, 5453840), (20, 4363072), (28, 3116480), (32, 2726920), (35, 2493184), (40, 2181536), (56, 1558240), (64, 1363460), (70, 1246592), (80, 1090768), (112, 779120), (128, 681730), (140, 623296), (160, 545384), (224, 389560), (256, 340865), (280, 311648), (320, 272692), (448, 194780), (560, 155824), (640, 136346), (896, 97390), (1120, 77912), (1280, 68173), (1792, 48695), (2240, 38956), (4480, 19478), (8960, 9739)]