155320396

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 350883792

約数和(自身を除く): 195563396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 61, 77, 98, 122, 154, 196, 244, 308, 427, 539, 671, 854, 1078, 1181, 1342, 1708, 2156, 2362, 2684, 2989, 4697, 4724, 5978, 8267, 9394, 11956, 12991, 16534, 18788, 25982, 32879, 33068, 51964, 57869, 65758, 72041, 90937, 115738, 131516, 144082, 181874, 231476, 288164, 363748, 504287, 636559, 792451, 1008574, 1273118, 1584902, 2017148, 2546236, 3169804, 3530009, 5547157, 7060018, 11094314, 14120036, 22188628, 38830099, 77660198, 155320396]

約数ペア:

[(1, 155320396), (2, 77660198), (4, 38830099), (7, 22188628), (11, 14120036), (14, 11094314), (22, 7060018), (28, 5547157), (44, 3530009), (49, 3169804), (61, 2546236), (77, 2017148), (98, 1584902), (122, 1273118), (154, 1008574), (196, 792451), (244, 636559), (308, 504287), (427, 363748), (539, 288164), (671, 231476), (854, 181874), (1078, 144082), (1181, 131516), (1342, 115738), (1708, 90937), (2156, 72041), (2362, 65758), (2684, 57869), (2989, 51964), (4697, 33068), (4724, 32879), (5978, 25982), (8267, 18788), (9394, 16534), (11956, 12991)]