145280320

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4243}}^1$

素因数の和:4367

約数の個数: 56

約数和(自身を含む): 349264224

約数和(自身を除く): 203983904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 856, 1070, 1712, 2140, 3424, 4243, 4280, 6848, 8486, 8560, 16972, 17120, 21215, 33944, 34240, 42430, 67888, 84860, 135776, 169720, 271552, 339440, 454001, 678880, 908002, 1357760, 1816004, 2270005, 3632008, 4540010, 7264016, 9080020, 14528032, 18160040, 29056064, 36320080, 72640160, 145280320]

約数ペア:

[(1, 145280320), (2, 72640160), (4, 36320080), (5, 29056064), (8, 18160040), (10, 14528032), (16, 9080020), (20, 7264016), (32, 4540010), (40, 3632008), (64, 2270005), (80, 1816004), (107, 1357760), (160, 908002), (214, 678880), (320, 454001), (428, 339440), (535, 271552), (856, 169720), (1070, 135776), (1712, 84860), (2140, 67888), (3424, 42430), (4243, 34240), (4280, 33944), (6848, 21215), (8486, 17120), (8560, 16972)]