128595888

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 384926256

約数和(自身を除く): 256330368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 131, 136, 144, 153, 204, 262, 272, 306, 393, 401, 408, 524, 612, 786, 802, 816, 1048, 1179, 1203, 1224, 1572, 1604, 2096, 2227, 2358, 2406, 2448, 3144, 3208, 3609, 4454, 4716, 4812, 6288, 6416, 6681, 6817, 7218, 8908, 9432, 9624, 13362, 13634, 14436, 17816, 18864, 19248, 20043, 20451, 26724, 27268, 28872, 35632, 40086, 40902, 52531, 53448, 54536, 57744, 61353, 80172, 81804, 105062, 106896, 109072, 122706, 157593, 160344, 163608, 210124, 245412, 315186, 320688, 327216, 420248, 472779, 490824, 630372, 840496, 893027, 945558, 981648, 1260744, 1786054, 1891116, 2521488, 2679081, 3572108, 3782232, 5358162, 7144216, 7564464, 8037243, 10716324, 14288432, 16074486, 21432648, 32148972, 42865296, 64297944, 128595888]

約数ペア:

[(1, 128595888), (2, 64297944), (3, 42865296), (4, 32148972), (6, 21432648), (8, 16074486), (9, 14288432), (12, 10716324), (16, 8037243), (17, 7564464), (18, 7144216), (24, 5358162), (34, 3782232), (36, 3572108), (48, 2679081), (51, 2521488), (68, 1891116), (72, 1786054), (102, 1260744), (131, 981648), (136, 945558), (144, 893027), (153, 840496), (204, 630372), (262, 490824), (272, 472779), (306, 420248), (393, 327216), (401, 320688), (408, 315186), (524, 245412), (612, 210124), (786, 163608), (802, 160344), (816, 157593), (1048, 122706), (1179, 109072), (1203, 106896), (1224, 105062), (1572, 81804), (1604, 80172), (2096, 61353), (2227, 57744), (2358, 54536), (2406, 53448), (2448, 52531), (3144, 40902), (3208, 40086), (3609, 35632), (4454, 28872), (4716, 27268), (4812, 26724), (6288, 20451), (6416, 20043), (6681, 19248), (6817, 18864), (7218, 17816), (8908, 14436), (9432, 13634), (9624, 13362)]