131440204480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{248789}}^1$

素因数の和:248946

約数の個数: 112

約数和(自身を含む): 339723740160

約数和(自身を除く): 208283535680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 130, 160, 208, 254, 260, 320, 416, 508, 520, 635, 832, 1016, 1040, 1270, 1651, 2032, 2080, 2540, 3302, 4064, 4160, 5080, 6604, 8128, 8255, 10160, 13208, 16510, 20320, 26416, 33020, 40640, 52832, 66040, 105664, 132080, 248789, 264160, 497578, 528320, 995156, 1243945, 1990312, 2487890, 3234257, 3980624, 4975780, 6468514, 7961248, 9951560, 12937028, 15922496, 16171285, 19903120, 25874056, 31596203, 32342570, 39806240, 51748112, 63192406, 64685140, 79612480, 103496224, 126384812, 129370280, 157981015, 206992448, 252769624, 258740560, 315962030, 410750639, 505539248, 517481120, 631924060, 821501278, 1011078496, 1034962240, 1263848120, 1643002556, 2022156992, 2053753195, 2527696240, 3286005112, 4107506390, 5055392480, 6572010224, 8215012780, 10110784960, 13144020448, 16430025560, 26288040896, 32860051120, 65720102240, 131440204480]

約数ペア:

[(1, 131440204480), (2, 65720102240), (4, 32860051120), (5, 26288040896), (8, 16430025560), (10, 13144020448), (13, 10110784960), (16, 8215012780), (20, 6572010224), (26, 5055392480), (32, 4107506390), (40, 3286005112), (52, 2527696240), (64, 2053753195), (65, 2022156992), (80, 1643002556), (104, 1263848120), (127, 1034962240), (130, 1011078496), (160, 821501278), (208, 631924060), (254, 517481120), (260, 505539248), (320, 410750639), (416, 315962030), (508, 258740560), (520, 252769624), (635, 206992448), (832, 157981015), (1016, 129370280), (1040, 126384812), (1270, 103496224), (1651, 79612480), (2032, 64685140), (2080, 63192406), (2540, 51748112), (3302, 39806240), (4064, 32342570), (4160, 31596203), (5080, 25874056), (6604, 19903120), (8128, 16171285), (8255, 15922496), (10160, 12937028), (13208, 9951560), (16510, 7961248), (20320, 6468514), (26416, 4975780), (33020, 3980624), (40640, 3234257), (52832, 2487890), (66040, 1990312), (105664, 1243945), (132080, 995156), (248789, 528320), (264160, 497578)]