30240720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:549

約数の個数: 120

約数和(自身を含む): 102842376

約数和(自身を除く): 72601656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 433, 485, 582, 720, 776, 866, 873, 970, 1164, 1299, 1455, 1552, 1732, 1746, 1940, 2165, 2328, 2598, 2910, 3464, 3492, 3880, 3897, 4330, 4365, 4656, 5196, 5820, 6495, 6928, 6984, 7760, 7794, 8660, 8730, 10392, 11640, 12990, 13968, 15588, 17320, 17460, 19485, 20784, 23280, 25980, 31176, 34640, 34920, 38970, 42001, 51960, 62352, 69840, 77940, 84002, 103920, 126003, 155880, 168004, 210005, 252006, 311760, 336008, 378009, 420010, 504012, 630015, 672016, 756018, 840020, 1008024, 1260030, 1512036, 1680040, 1890045, 2016048, 2520060, 3024072, 3360080, 3780090, 5040120, 6048144, 7560180, 10080240, 15120360, 30240720]

約数ペア:

[(1, 30240720), (2, 15120360), (3, 10080240), (4, 7560180), (5, 6048144), (6, 5040120), (8, 3780090), (9, 3360080), (10, 3024072), (12, 2520060), (15, 2016048), (16, 1890045), (18, 1680040), (20, 1512036), (24, 1260030), (30, 1008024), (36, 840020), (40, 756018), (45, 672016), (48, 630015), (60, 504012), (72, 420010), (80, 378009), (90, 336008), (97, 311760), (120, 252006), (144, 210005), (180, 168004), (194, 155880), (240, 126003), (291, 103920), (360, 84002), (388, 77940), (433, 69840), (485, 62352), (582, 51960), (720, 42001), (776, 38970), (866, 34920), (873, 34640), (970, 31176), (1164, 25980), (1299, 23280), (1455, 20784), (1552, 19485), (1732, 17460), (1746, 17320), (1940, 15588), (2165, 13968), (2328, 12990), (2598, 11640), (2910, 10392), (3464, 8730), (3492, 8660), (3880, 7794), (3897, 7760), (4330, 6984), (4365, 6928), (4656, 6495), (5196, 5820)]