78799840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:94

約数の個数: 216

約数和(自身を含む): 238298760

約数和(自身を除く): 159498920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 49, 56, 70, 76, 80, 92, 95, 98, 112, 115, 133, 140, 152, 160, 161, 184, 190, 196, 224, 230, 245, 266, 280, 304, 322, 368, 380, 392, 437, 460, 490, 529, 532, 560, 608, 644, 665, 736, 760, 784, 805, 874, 920, 931, 980, 1058, 1064, 1120, 1127, 1288, 1330, 1520, 1568, 1610, 1748, 1840, 1862, 1960, 2116, 2128, 2185, 2254, 2576, 2645, 2660, 3040, 3059, 3220, 3496, 3680, 3703, 3724, 3920, 4232, 4256, 4370, 4508, 4655, 5152, 5290, 5320, 5635, 6118, 6440, 6992, 7406, 7448, 7840, 8464, 8740, 9016, 9310, 10051, 10580, 10640, 11270, 12236, 12880, 13984, 14812, 14896, 15295, 16928, 17480, 18032, 18515, 18620, 20102, 21160, 21280, 21413, 22540, 24472, 25760, 25921, 29624, 29792, 30590, 34960, 36064, 37030, 37240, 40204, 42320, 42826, 45080, 48944, 50255, 51842, 59248, 61180, 69920, 70357, 74060, 74480, 80408, 84640, 85652, 90160, 97888, 100510, 103684, 107065, 118496, 122360, 129605, 140714, 148120, 148960, 160816, 171304, 180320, 201020, 207368, 214130, 244720, 259210, 281428, 296240, 321632, 342608, 351785, 402040, 414736, 428260, 489440, 492499, 518420, 562856, 592480, 685216, 703570, 804080, 829472, 856520, 984998, 1036840, 1125712, 1407140, 1608160, 1713040, 1969996, 2073680, 2251424, 2462495, 2814280, 3426080, 3939992, 4147360, 4924990, 5628560, 7879984, 9849980, 11257120, 15759968, 19699960, 39399920, 78799840]

約数ペア:

[(1, 78799840), (2, 39399920), (4, 19699960), (5, 15759968), (7, 11257120), (8, 9849980), (10, 7879984), (14, 5628560), (16, 4924990), (19, 4147360), (20, 3939992), (23, 3426080), (28, 2814280), (32, 2462495), (35, 2251424), (38, 2073680), (40, 1969996), (46, 1713040), (49, 1608160), (56, 1407140), (70, 1125712), (76, 1036840), (80, 984998), (92, 856520), (95, 829472), (98, 804080), (112, 703570), (115, 685216), (133, 592480), (140, 562856), (152, 518420), (160, 492499), (161, 489440), (184, 428260), (190, 414736), (196, 402040), (224, 351785), (230, 342608), (245, 321632), (266, 296240), (280, 281428), (304, 259210), (322, 244720), (368, 214130), (380, 207368), (392, 201020), (437, 180320), (460, 171304), (490, 160816), (529, 148960), (532, 148120), (560, 140714), (608, 129605), (644, 122360), (665, 118496), (736, 107065), (760, 103684), (784, 100510), (805, 97888), (874, 90160), (920, 85652), (931, 84640), (980, 80408), (1058, 74480), (1064, 74060), (1120, 70357), (1127, 69920), (1288, 61180), (1330, 59248), (1520, 51842), (1568, 50255), (1610, 48944), (1748, 45080), (1840, 42826), (1862, 42320), (1960, 40204), (2116, 37240), (2128, 37030), (2185, 36064), (2254, 34960), (2576, 30590), (2645, 29792), (2660, 29624), (3040, 25921), (3059, 25760), (3220, 24472), (3496, 22540), (3680, 21413), (3703, 21280), (3724, 21160), (3920, 20102), (4232, 18620), (4256, 18515), (4370, 18032), (4508, 17480), (4655, 16928), (5152, 15295), (5290, 14896), (5320, 14812), (5635, 13984), (6118, 12880), (6440, 12236), (6992, 11270), (7406, 10640), (7448, 10580), (7840, 10051), (8464, 9310), (8740, 9016)]