80401560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29131}}^1$

素因数の和:29168

約数の個数: 64

約数和(自身を含む): 251700480

約数和(自身を除く): 171298920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 29131, 58262, 87393, 116524, 145655, 174786, 233048, 291310, 349572, 436965, 582620, 670013, 699144, 873930, 1165240, 1340026, 1747860, 2010039, 2680052, 3350065, 3495720, 4020078, 5360104, 6700130, 8040156, 10050195, 13400260, 16080312, 20100390, 26800520, 40200780, 80401560]

約数ペア:

[(1, 80401560), (2, 40200780), (3, 26800520), (4, 20100390), (5, 16080312), (6, 13400260), (8, 10050195), (10, 8040156), (12, 6700130), (15, 5360104), (20, 4020078), (23, 3495720), (24, 3350065), (30, 2680052), (40, 2010039), (46, 1747860), (60, 1340026), (69, 1165240), (92, 873930), (115, 699144), (120, 670013), (138, 582620), (184, 436965), (230, 349572), (276, 291310), (345, 233048), (460, 174786), (552, 145655), (690, 116524), (920, 87393), (1380, 58262), (2760, 29131)]