139381760

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{3889}}^1$

素因数の和:3921

約数の個数: 88

約数和(自身を含む): 382215840

約数和(自身を除く): 242834080

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, 3889, 4480, 5120, 7168, 7778, 8960, 15556, 17920, 19445, 27223, 31112, 35840, 38890, 54446, 62224, 77780, 108892, 124448, 136115, 155560, 217784, 248896, 272230, 311120, 435568, 497792, 544460, 622240, 871136, 995584, 1088920, 1244480, 1742272, 1991168, 2177840, 2488960, 3484544, 3982336, 4355680, 4977920, 6969088, 8711360, 9955840, 13938176, 17422720, 19911680, 27876352, 34845440, 69690880, 139381760]

約数ペア:

[(1, 139381760), (2, 69690880), (4, 34845440), (5, 27876352), (7, 19911680), (8, 17422720), (10, 13938176), (14, 9955840), (16, 8711360), (20, 6969088), (28, 4977920), (32, 4355680), (35, 3982336), (40, 3484544), (56, 2488960), (64, 2177840), (70, 1991168), (80, 1742272), (112, 1244480), (128, 1088920), (140, 995584), (160, 871136), (224, 622240), (256, 544460), (280, 497792), (320, 435568), (448, 311120), (512, 272230), (560, 248896), (640, 217784), (896, 155560), (1024, 136115), (1120, 124448), (1280, 108892), (1792, 77780), (2240, 62224), (2560, 54446), (3584, 38890), (3889, 35840), (4480, 31112), (5120, 27223), (7168, 19445), (7778, 17920), (8960, 15556)]