1619111520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86491}}^1$

素因数の和:86525

約数の個数: 144

約数和(自身を含む): 5950303632

約数和(自身を除く): 4331192112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 86491, 172982, 259473, 345964, 432455, 518946, 691928, 778419, 864910, 1037892, 1124383, 1297365, 1383856, 1556838, 1729820, 2075784, 2248766, 2594730, 2767712, 3113676, 3373149, 3459640, 3892095, 4151568, 4497532, 5189460, 5621915, 6227352, 6746298, 6919280, 7784190, 8303136, 8995064, 10119447, 10378920, 11243830, 12454704, 13492596, 13838560, 15568380, 16865745, 17990128, 20238894, 20757840, 22487660, 24909408, 26985192, 31136760, 33731490, 35980256, 40477788, 41515680, 44975320, 50597235, 53970384, 62273520, 67462980, 80955576, 89950640, 101194470, 107940768, 124547040, 134925960, 161911152, 179901280, 202388940, 269851920, 323822304, 404777880, 539703840, 809555760, 1619111520]

約数ペア:

[(1, 1619111520), (2, 809555760), (3, 539703840), (4, 404777880), (5, 323822304), (6, 269851920), (8, 202388940), (9, 179901280), (10, 161911152), (12, 134925960), (13, 124547040), (15, 107940768), (16, 101194470), (18, 89950640), (20, 80955576), (24, 67462980), (26, 62273520), (30, 53970384), (32, 50597235), (36, 44975320), (39, 41515680), (40, 40477788), (45, 35980256), (48, 33731490), (52, 31136760), (60, 26985192), (65, 24909408), (72, 22487660), (78, 20757840), (80, 20238894), (90, 17990128), (96, 16865745), (104, 15568380), (117, 13838560), (120, 13492596), (130, 12454704), (144, 11243830), (156, 10378920), (160, 10119447), (180, 8995064), (195, 8303136), (208, 7784190), (234, 6919280), (240, 6746298), (260, 6227352), (288, 5621915), (312, 5189460), (360, 4497532), (390, 4151568), (416, 3892095), (468, 3459640), (480, 3373149), (520, 3113676), (585, 2767712), (624, 2594730), (720, 2248766), (780, 2075784), (936, 1729820), (1040, 1556838), (1170, 1383856), (1248, 1297365), (1440, 1124383), (1560, 1037892), (1872, 864910), (2080, 778419), (2340, 691928), (3120, 518946), (3744, 432455), (4680, 345964), (6240, 259473), (9360, 172982), (18720, 86491)]