66833040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{991}}^1$

素因数の和:1288

約数の個数: 80

約数和(自身を含む): 208129536

約数和(自身を除く): 141296496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 562, 843, 991, 1124, 1405, 1686, 1982, 2248, 2810, 2973, 3372, 3964, 4215, 4496, 4955, 5620, 5946, 6744, 7928, 8430, 9910, 11240, 11892, 13488, 14865, 15856, 16860, 19820, 22480, 23784, 29730, 33720, 39640, 47568, 59460, 67440, 79280, 118920, 237840, 278471, 556942, 835413, 1113884, 1392355, 1670826, 2227768, 2784710, 3341652, 4177065, 4455536, 5569420, 6683304, 8354130, 11138840, 13366608, 16708260, 22277680, 33416520, 66833040]

約数ペア:

[(1, 66833040), (2, 33416520), (3, 22277680), (4, 16708260), (5, 13366608), (6, 11138840), (8, 8354130), (10, 6683304), (12, 5569420), (15, 4455536), (16, 4177065), (20, 3341652), (24, 2784710), (30, 2227768), (40, 1670826), (48, 1392355), (60, 1113884), (80, 835413), (120, 556942), (240, 278471), (281, 237840), (562, 118920), (843, 79280), (991, 67440), (1124, 59460), (1405, 47568), (1686, 39640), (1982, 33720), (2248, 29730), (2810, 23784), (2973, 22480), (3372, 19820), (3964, 16860), (4215, 15856), (4496, 14865), (4955, 13488), (5620, 11892), (5946, 11240), (6744, 9910), (7928, 8430)]