287555520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{6113}}^1$

素因数の和:6147

約数の個数: 168

約数和(自身を含む): 1062221904

約数和(自身を除く): 774666384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6113, 6720, 7840, 9408, 11760, 12226, 15680, 18339, 23520, 24452, 30565, 36678, 42791, 47040, 48904, 61130, 73356, 85582, 91695, 97808, 122260, 128373, 146712, 171164, 183390, 195616, 213955, 244520, 256746, 293424, 299537, 342328, 366780, 391232, 427910, 489040, 513492, 586848, 599074, 641865, 684656, 733560, 855820, 898611, 978080, 1026984, 1173696, 1198148, 1283730, 1369312, 1467120, 1497685, 1711640, 1797222, 1956160, 2053968, 2396296, 2567460, 2738624, 2934240, 2995370, 3423280, 3594444, 4107936, 4493055, 4792592, 5134920, 5868480, 5990740, 6846560, 7188888, 8215872, 8986110, 9585184, 10269840, 11981480, 13693120, 14377776, 17972220, 19170368, 20539680, 23962960, 28755552, 35944440, 41079360, 47925920, 57511104, 71888880, 95851840, 143777760, 287555520]

約数ペア:

[(1, 287555520), (2, 143777760), (3, 95851840), (4, 71888880), (5, 57511104), (6, 47925920), (7, 41079360), (8, 35944440), (10, 28755552), (12, 23962960), (14, 20539680), (15, 19170368), (16, 17972220), (20, 14377776), (21, 13693120), (24, 11981480), (28, 10269840), (30, 9585184), (32, 8986110), (35, 8215872), (40, 7188888), (42, 6846560), (48, 5990740), (49, 5868480), (56, 5134920), (60, 4792592), (64, 4493055), (70, 4107936), (80, 3594444), (84, 3423280), (96, 2995370), (98, 2934240), (105, 2738624), (112, 2567460), (120, 2396296), (140, 2053968), (147, 1956160), (160, 1797222), (168, 1711640), (192, 1497685), (196, 1467120), (210, 1369312), (224, 1283730), (240, 1198148), (245, 1173696), (280, 1026984), (294, 978080), (320, 898611), (336, 855820), (392, 733560), (420, 684656), (448, 641865), (480, 599074), (490, 586848), (560, 513492), (588, 489040), (672, 427910), (735, 391232), (784, 366780), (840, 342328), (960, 299537), (980, 293424), (1120, 256746), (1176, 244520), (1344, 213955), (1470, 195616), (1568, 183390), (1680, 171164), (1960, 146712), (2240, 128373), (2352, 122260), (2940, 97808), (3136, 91695), (3360, 85582), (3920, 73356), (4704, 61130), (5880, 48904), (6113, 47040), (6720, 42791), (7840, 36678), (9408, 30565), (11760, 24452), (12226, 23520), (15680, 18339)]