6642720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{659}}^1$

素因数の和:687

約数の個数: 144

約数和(自身を含む): 25945920

約数和(自身を除く): 19303200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 659, 672, 720, 840, 1008, 1120, 1260, 1318, 1440, 1680, 1977, 2016, 2520, 2636, 3295, 3360, 3954, 4613, 5040, 5272, 5931, 6590, 7908, 9226, 9885, 10080, 10544, 11862, 13180, 13839, 15816, 18452, 19770, 21088, 23065, 23724, 26360, 27678, 29655, 31632, 36904, 39540, 41517, 46130, 47448, 52720, 55356, 59310, 63264, 69195, 73808, 79080, 83034, 92260, 94896, 105440, 110712, 118620, 138390, 147616, 158160, 166068, 184520, 189792, 207585, 221424, 237240, 276780, 316320, 332136, 369040, 415170, 442848, 474480, 553560, 664272, 738080, 830340, 948960, 1107120, 1328544, 1660680, 2214240, 3321360, 6642720]

約数ペア:

[(1, 6642720), (2, 3321360), (3, 2214240), (4, 1660680), (5, 1328544), (6, 1107120), (7, 948960), (8, 830340), (9, 738080), (10, 664272), (12, 553560), (14, 474480), (15, 442848), (16, 415170), (18, 369040), (20, 332136), (21, 316320), (24, 276780), (28, 237240), (30, 221424), (32, 207585), (35, 189792), (36, 184520), (40, 166068), (42, 158160), (45, 147616), (48, 138390), (56, 118620), (60, 110712), (63, 105440), (70, 94896), (72, 92260), (80, 83034), (84, 79080), (90, 73808), (96, 69195), (105, 63264), (112, 59310), (120, 55356), (126, 52720), (140, 47448), (144, 46130), (160, 41517), (168, 39540), (180, 36904), (210, 31632), (224, 29655), (240, 27678), (252, 26360), (280, 23724), (288, 23065), (315, 21088), (336, 19770), (360, 18452), (420, 15816), (480, 13839), (504, 13180), (560, 11862), (630, 10544), (659, 10080), (672, 9885), (720, 9226), (840, 7908), (1008, 6590), (1120, 5931), (1260, 5272), (1318, 5040), (1440, 4613), (1680, 3954), (1977, 3360), (2016, 3295), (2520, 2636)]