72405648

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:789

約数の個数: 120

約数和(自身を含む): 234062400

約数和(自身を除く): 161656752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 109, 112, 126, 144, 168, 218, 252, 327, 336, 436, 504, 654, 659, 763, 872, 981, 1008, 1308, 1318, 1526, 1744, 1962, 1977, 2289, 2616, 2636, 3052, 3924, 3954, 4578, 4613, 5232, 5272, 5931, 6104, 6867, 7848, 7908, 9156, 9226, 10544, 11862, 12208, 13734, 13839, 15696, 15816, 18312, 18452, 23724, 27468, 27678, 31632, 36624, 36904, 41517, 47448, 54936, 55356, 71831, 73808, 83034, 94896, 109872, 110712, 143662, 166068, 215493, 221424, 287324, 332136, 430986, 502817, 574648, 646479, 664272, 861972, 1005634, 1149296, 1292958, 1508451, 1723944, 2011268, 2585916, 3016902, 3447888, 4022536, 4525353, 5171832, 6033804, 8045072, 9050706, 10343664, 12067608, 18101412, 24135216, 36202824, 72405648]

約数ペア:

[(1, 72405648), (2, 36202824), (3, 24135216), (4, 18101412), (6, 12067608), (7, 10343664), (8, 9050706), (9, 8045072), (12, 6033804), (14, 5171832), (16, 4525353), (18, 4022536), (21, 3447888), (24, 3016902), (28, 2585916), (36, 2011268), (42, 1723944), (48, 1508451), (56, 1292958), (63, 1149296), (72, 1005634), (84, 861972), (109, 664272), (112, 646479), (126, 574648), (144, 502817), (168, 430986), (218, 332136), (252, 287324), (327, 221424), (336, 215493), (436, 166068), (504, 143662), (654, 110712), (659, 109872), (763, 94896), (872, 83034), (981, 73808), (1008, 71831), (1308, 55356), (1318, 54936), (1526, 47448), (1744, 41517), (1962, 36904), (1977, 36624), (2289, 31632), (2616, 27678), (2636, 27468), (3052, 23724), (3924, 18452), (3954, 18312), (4578, 15816), (4613, 15696), (5232, 13839), (5272, 13734), (5931, 12208), (6104, 11862), (6867, 10544), (7848, 9226), (7908, 9156)]