30640440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 96744960

約数和(自身を除く): 66104520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 67, 74, 103, 111, 120, 134, 148, 185, 201, 206, 222, 268, 296, 309, 335, 370, 402, 412, 444, 515, 536, 555, 618, 670, 740, 804, 824, 888, 1005, 1030, 1110, 1236, 1340, 1480, 1545, 1608, 2010, 2060, 2220, 2472, 2479, 2680, 3090, 3811, 4020, 4120, 4440, 4958, 6180, 6901, 7437, 7622, 8040, 9916, 11433, 12360, 12395, 13802, 14874, 15244, 19055, 19832, 20703, 22866, 24790, 27604, 29748, 30488, 34505, 37185, 38110, 41406, 45732, 49580, 55208, 57165, 59496, 69010, 74370, 76220, 82812, 91464, 99160, 103515, 114330, 138020, 148740, 152440, 165624, 207030, 228660, 255337, 276040, 297480, 414060, 457320, 510674, 766011, 828120, 1021348, 1276685, 1532022, 2042696, 2553370, 3064044, 3830055, 5106740, 6128088, 7660110, 10213480, 15320220, 30640440]

約数ペア:

[(1, 30640440), (2, 15320220), (3, 10213480), (4, 7660110), (5, 6128088), (6, 5106740), (8, 3830055), (10, 3064044), (12, 2553370), (15, 2042696), (20, 1532022), (24, 1276685), (30, 1021348), (37, 828120), (40, 766011), (60, 510674), (67, 457320), (74, 414060), (103, 297480), (111, 276040), (120, 255337), (134, 228660), (148, 207030), (185, 165624), (201, 152440), (206, 148740), (222, 138020), (268, 114330), (296, 103515), (309, 99160), (335, 91464), (370, 82812), (402, 76220), (412, 74370), (444, 69010), (515, 59496), (536, 57165), (555, 55208), (618, 49580), (670, 45732), (740, 41406), (804, 38110), (824, 37185), (888, 34505), (1005, 30488), (1030, 29748), (1110, 27604), (1236, 24790), (1340, 22866), (1480, 20703), (1545, 19832), (1608, 19055), (2010, 15244), (2060, 14874), (2220, 13802), (2472, 12395), (2479, 12360), (2680, 11433), (3090, 9916), (3811, 8040), (4020, 7622), (4120, 7437), (4440, 6901), (4958, 6180)]