139339520

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4733}}^1$

素因数の和:4777

約数の個数: 72

約数和(自身を含む): 348346656

約数和(自身を除く): 209007136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 4733, 5888, 7360, 9466, 14720, 18932, 23665, 29440, 37864, 47330, 75728, 94660, 108859, 151456, 189320, 217718, 302912, 378640, 435436, 544295, 605824, 757280, 870872, 1088590, 1211648, 1514560, 1741744, 2177180, 3029120, 3483488, 4354360, 6058240, 6966976, 8708720, 13933952, 17417440, 27867904, 34834880, 69669760, 139339520]

約数ペア:

[(1, 139339520), (2, 69669760), (4, 34834880), (5, 27867904), (8, 17417440), (10, 13933952), (16, 8708720), (20, 6966976), (23, 6058240), (32, 4354360), (40, 3483488), (46, 3029120), (64, 2177180), (80, 1741744), (92, 1514560), (115, 1211648), (128, 1088590), (160, 870872), (184, 757280), (230, 605824), (256, 544295), (320, 435436), (368, 378640), (460, 302912), (640, 217718), (736, 189320), (920, 151456), (1280, 108859), (1472, 94660), (1840, 75728), (2944, 47330), (3680, 37864), (4733, 29440), (5888, 23665), (7360, 18932), (9466, 14720)]