30740880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5569}}^1$

素因数の和:5608

約数の個数: 80

約数和(自身を含む): 99457920

約数和(自身を除く): 68717040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 5569, 11138, 16707, 22276, 27845, 33414, 44552, 55690, 66828, 83535, 89104, 111380, 128087, 133656, 167070, 222760, 256174, 267312, 334140, 384261, 445520, 512348, 640435, 668280, 768522, 1024696, 1280870, 1336560, 1537044, 1921305, 2049392, 2561740, 3074088, 3842610, 5123480, 6148176, 7685220, 10246960, 15370440, 30740880]

約数ペア:

[(1, 30740880), (2, 15370440), (3, 10246960), (4, 7685220), (5, 6148176), (6, 5123480), (8, 3842610), (10, 3074088), (12, 2561740), (15, 2049392), (16, 1921305), (20, 1537044), (23, 1336560), (24, 1280870), (30, 1024696), (40, 768522), (46, 668280), (48, 640435), (60, 512348), (69, 445520), (80, 384261), (92, 334140), (115, 267312), (120, 256174), (138, 222760), (184, 167070), (230, 133656), (240, 128087), (276, 111380), (345, 89104), (368, 83535), (460, 66828), (552, 55690), (690, 44552), (920, 33414), (1104, 27845), (1380, 22276), (1840, 16707), (2760, 11138), (5520, 5569)]