1288941720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{976471}}^1$

素因数の和:976496

約数の個数: 64

約数和(自身を含む): 4218359040

約数和(自身を除く): 2929417320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 976471, 1952942, 2929413, 3905884, 4882355, 5858826, 7811768, 9764710, 10741181, 11717652, 14647065, 19529420, 21482362, 23435304, 29294130, 32223543, 39058840, 42964724, 53705905, 58588260, 64447086, 85929448, 107411810, 117176520, 128894172, 161117715, 214823620, 257788344, 322235430, 429647240, 644470860, 1288941720]

約数ペア:

[(1, 1288941720), (2, 644470860), (3, 429647240), (4, 322235430), (5, 257788344), (6, 214823620), (8, 161117715), (10, 128894172), (11, 117176520), (12, 107411810), (15, 85929448), (20, 64447086), (22, 58588260), (24, 53705905), (30, 42964724), (33, 39058840), (40, 32223543), (44, 29294130), (55, 23435304), (60, 21482362), (66, 19529420), (88, 14647065), (110, 11717652), (120, 10741181), (132, 9764710), (165, 7811768), (220, 5858826), (264, 4882355), (330, 3905884), (440, 2929413), (660, 1952942), (1320, 976471)]