30720120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4339}}^1$

素因数の和:4412

約数の個数: 64

約数和(自身を含む): 93744000

約数和(自身を除く): 63023880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 3540, 4339, 7080, 8678, 13017, 17356, 21695, 26034, 34712, 43390, 52068, 65085, 86780, 104136, 130170, 173560, 256001, 260340, 512002, 520680, 768003, 1024004, 1280005, 1536006, 2048008, 2560010, 3072012, 3840015, 5120020, 6144024, 7680030, 10240040, 15360060, 30720120]

約数ペア:

[(1, 30720120), (2, 15360060), (3, 10240040), (4, 7680030), (5, 6144024), (6, 5120020), (8, 3840015), (10, 3072012), (12, 2560010), (15, 2048008), (20, 1536006), (24, 1280005), (30, 1024004), (40, 768003), (59, 520680), (60, 512002), (118, 260340), (120, 256001), (177, 173560), (236, 130170), (295, 104136), (354, 86780), (472, 65085), (590, 52068), (708, 43390), (885, 34712), (1180, 26034), (1416, 21695), (1770, 17356), (2360, 13017), (3540, 8678), (4339, 7080)]