65671440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11897}}^1$

素因数の和:11936

約数の個数: 80

約数和(自身を含む): 212450688

約数和(自身を除く): 146779248

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, 11897, 23794, 35691, 47588, 59485, 71382, 95176, 118970, 142764, 178455, 190352, 237940, 273631, 285528, 356910, 475880, 547262, 571056, 713820, 820893, 951760, 1094524, 1368155, 1427640, 1641786, 2189048, 2736310, 2855280, 3283572, 4104465, 4378096, 5472620, 6567144, 8208930, 10945240, 13134288, 16417860, 21890480, 32835720, 65671440]

約数ペア:

[(1, 65671440), (2, 32835720), (3, 21890480), (4, 16417860), (5, 13134288), (6, 10945240), (8, 8208930), (10, 6567144), (12, 5472620), (15, 4378096), (16, 4104465), (20, 3283572), (23, 2855280), (24, 2736310), (30, 2189048), (40, 1641786), (46, 1427640), (48, 1368155), (60, 1094524), (69, 951760), (80, 820893), (92, 713820), (115, 571056), (120, 547262), (138, 475880), (184, 356910), (230, 285528), (240, 273631), (276, 237940), (345, 190352), (368, 178455), (460, 142764), (552, 118970), (690, 95176), (920, 71382), (1104, 59485), (1380, 47588), (1840, 35691), (2760, 23794), (5520, 11897)]