78681330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 144

約数和(自身を含む): 253506240

約数和(自身を除く): 174824910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 169, 182, 195, 210, 234, 273, 315, 338, 390, 455, 507, 546, 585, 630, 739, 819, 845, 910, 1014, 1170, 1183, 1365, 1478, 1521, 1638, 1690, 2217, 2366, 2535, 2730, 3042, 3549, 3695, 4095, 4434, 5070, 5173, 5915, 6651, 7098, 7390, 7605, 8190, 9607, 10346, 10647, 11085, 11830, 13302, 15210, 15519, 17745, 19214, 21294, 22170, 25865, 28821, 31038, 33255, 35490, 46557, 48035, 51730, 53235, 57642, 66510, 67249, 77595, 86463, 93114, 96070, 106470, 124891, 134498, 144105, 155190, 172926, 201747, 232785, 249782, 288210, 336245, 374673, 403494, 432315, 465570, 605241, 624455, 672490, 749346, 864630, 874237, 1008735, 1124019, 1210482, 1248910, 1748474, 1873365, 2017470, 2248038, 2622711, 3026205, 3746730, 4371185, 5245422, 5620095, 6052410, 7868133, 8742370, 11240190, 13113555, 15736266, 26227110, 39340665, 78681330]

約数ペア:

[(1, 78681330), (2, 39340665), (3, 26227110), (5, 15736266), (6, 13113555), (7, 11240190), (9, 8742370), (10, 7868133), (13, 6052410), (14, 5620095), (15, 5245422), (18, 4371185), (21, 3746730), (26, 3026205), (30, 2622711), (35, 2248038), (39, 2017470), (42, 1873365), (45, 1748474), (63, 1248910), (65, 1210482), (70, 1124019), (78, 1008735), (90, 874237), (91, 864630), (105, 749346), (117, 672490), (126, 624455), (130, 605241), (169, 465570), (182, 432315), (195, 403494), (210, 374673), (234, 336245), (273, 288210), (315, 249782), (338, 232785), (390, 201747), (455, 172926), (507, 155190), (546, 144105), (585, 134498), (630, 124891), (739, 106470), (819, 96070), (845, 93114), (910, 86463), (1014, 77595), (1170, 67249), (1183, 66510), (1365, 57642), (1478, 53235), (1521, 51730), (1638, 48035), (1690, 46557), (2217, 35490), (2366, 33255), (2535, 31038), (2730, 28821), (3042, 25865), (3549, 22170), (3695, 21294), (4095, 19214), (4434, 17745), (5070, 15519), (5173, 15210), (5915, 13302), (6651, 11830), (7098, 11085), (7390, 10647), (7605, 10346), (8190, 9607)]