261749280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41947}}^1$

素因数の和:41978

約数の個数: 96

約数和(自身を含む): 887955264

約数和(自身を除く): 626205984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 41947, 83894, 125841, 167788, 209735, 251682, 335576, 419470, 503364, 545311, 629205, 671152, 838940, 1006728, 1090622, 1258410, 1342304, 1635933, 1677880, 2013456, 2181244, 2516820, 2726555, 3271866, 3355760, 4026912, 4362488, 5033640, 5453110, 6543732, 6711520, 8179665, 8724976, 10067280, 10906220, 13087464, 16359330, 17449952, 20134560, 21812440, 26174928, 32718660, 43624880, 52349856, 65437320, 87249760, 130874640, 261749280]

約数ペア:

[(1, 261749280), (2, 130874640), (3, 87249760), (4, 65437320), (5, 52349856), (6, 43624880), (8, 32718660), (10, 26174928), (12, 21812440), (13, 20134560), (15, 17449952), (16, 16359330), (20, 13087464), (24, 10906220), (26, 10067280), (30, 8724976), (32, 8179665), (39, 6711520), (40, 6543732), (48, 5453110), (52, 5033640), (60, 4362488), (65, 4026912), (78, 3355760), (80, 3271866), (96, 2726555), (104, 2516820), (120, 2181244), (130, 2013456), (156, 1677880), (160, 1635933), (195, 1342304), (208, 1258410), (240, 1090622), (260, 1006728), (312, 838940), (390, 671152), (416, 629205), (480, 545311), (520, 503364), (624, 419470), (780, 335576), (1040, 251682), (1248, 209735), (1560, 167788), (2080, 125841), (3120, 83894), (6240, 41947)]