86723840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9679}}^1$

素因数の和:9707

約数の個数: 72

約数和(自身を含む): 237431040

約数和(自身を除く): 150707200

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, 9679, 19358, 38716, 48395, 67753, 77432, 96790, 135506, 154864, 193580, 271012, 309728, 338765, 387160, 542024, 619456, 677530, 774320, 1084048, 1238912, 1355060, 1548640, 2168096, 2477824, 2710120, 3097280, 4336192, 5420240, 6194560, 8672384, 10840480, 12389120, 17344768, 21680960, 43361920, 86723840]

約数ペア:

[(1, 86723840), (2, 43361920), (4, 21680960), (5, 17344768), (7, 12389120), (8, 10840480), (10, 8672384), (14, 6194560), (16, 5420240), (20, 4336192), (28, 3097280), (32, 2710120), (35, 2477824), (40, 2168096), (56, 1548640), (64, 1355060), (70, 1238912), (80, 1084048), (112, 774320), (128, 677530), (140, 619456), (160, 542024), (224, 387160), (256, 338765), (280, 309728), (320, 271012), (448, 193580), (560, 154864), (640, 135506), (896, 96790), (1120, 77432), (1280, 67753), (1792, 48395), (2240, 38716), (4480, 19358), (8960, 9679)]