438302080

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 1085198400

約数和(自身を除く): 646896320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 103, 109, 122, 128, 160, 206, 218, 244, 305, 320, 412, 436, 488, 515, 545, 610, 640, 824, 872, 976, 1030, 1090, 1220, 1648, 1744, 1952, 2060, 2180, 2440, 3296, 3488, 3904, 4120, 4360, 4880, 6283, 6592, 6649, 6976, 7808, 8240, 8720, 9760, 11227, 12566, 13184, 13298, 13952, 16480, 17440, 19520, 22454, 25132, 26596, 31415, 32960, 33245, 34880, 39040, 44908, 50264, 53192, 56135, 62830, 65920, 66490, 69760, 89816, 100528, 106384, 112270, 125660, 132980, 179632, 201056, 212768, 224540, 251320, 265960, 359264, 402112, 425536, 449080, 502640, 531920, 684847, 718528, 804224, 851072, 898160, 1005280, 1063840, 1369694, 1437056, 1796320, 2010560, 2127680, 2739388, 3424235, 3592640, 4021120, 4255360, 5478776, 6848470, 7185280, 10957552, 13696940, 21915104, 27393880, 43830208, 54787760, 87660416, 109575520, 219151040, 438302080]

約数ペア:

[(1, 438302080), (2, 219151040), (4, 109575520), (5, 87660416), (8, 54787760), (10, 43830208), (16, 27393880), (20, 21915104), (32, 13696940), (40, 10957552), (61, 7185280), (64, 6848470), (80, 5478776), (103, 4255360), (109, 4021120), (122, 3592640), (128, 3424235), (160, 2739388), (206, 2127680), (218, 2010560), (244, 1796320), (305, 1437056), (320, 1369694), (412, 1063840), (436, 1005280), (488, 898160), (515, 851072), (545, 804224), (610, 718528), (640, 684847), (824, 531920), (872, 502640), (976, 449080), (1030, 425536), (1090, 402112), (1220, 359264), (1648, 265960), (1744, 251320), (1952, 224540), (2060, 212768), (2180, 201056), (2440, 179632), (3296, 132980), (3488, 125660), (3904, 112270), (4120, 106384), (4360, 100528), (4880, 89816), (6283, 69760), (6592, 66490), (6649, 65920), (6976, 62830), (7808, 56135), (8240, 53192), (8720, 50264), (9760, 44908), (11227, 39040), (12566, 34880), (13184, 33245), (13298, 32960), (13952, 31415), (16480, 26596), (17440, 25132), (19520, 22454)]