128864208

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4084

約数の個数: 80

約数和(自身を含む): 369208512

約数和(自身を除く): 240344304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 88, 122, 132, 176, 183, 244, 264, 366, 488, 528, 671, 732, 976, 1342, 1464, 2013, 2684, 2928, 4001, 4026, 5368, 8002, 8052, 10736, 12003, 16004, 16104, 24006, 32008, 32208, 44011, 48012, 64016, 88022, 96024, 132033, 176044, 192048, 244061, 264066, 352088, 488122, 528132, 704176, 732183, 976244, 1056264, 1464366, 1952488, 2112528, 2684671, 2928732, 3904976, 5369342, 5857464, 8054013, 10738684, 11714928, 16108026, 21477368, 32216052, 42954736, 64432104, 128864208]

約数ペア:

[(1, 128864208), (2, 64432104), (3, 42954736), (4, 32216052), (6, 21477368), (8, 16108026), (11, 11714928), (12, 10738684), (16, 8054013), (22, 5857464), (24, 5369342), (33, 3904976), (44, 2928732), (48, 2684671), (61, 2112528), (66, 1952488), (88, 1464366), (122, 1056264), (132, 976244), (176, 732183), (183, 704176), (244, 528132), (264, 488122), (366, 352088), (488, 264066), (528, 244061), (671, 192048), (732, 176044), (976, 132033), (1342, 96024), (1464, 88022), (2013, 64016), (2684, 48012), (2928, 44011), (4001, 32208), (4026, 32008), (5368, 24006), (8002, 16104), (8052, 16004), (10736, 12003)]