30739440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 95851008

約数和(自身を除く): 65111568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 487, 526, 789, 974, 1052, 1315, 1461, 1578, 1948, 2104, 2435, 2630, 2922, 3156, 3896, 3945, 4208, 4870, 5260, 5844, 6312, 7305, 7792, 7890, 9740, 10520, 11688, 12624, 14610, 15780, 19480, 21040, 23376, 29220, 31560, 38960, 58440, 63120, 116880, 128081, 256162, 384243, 512324, 640405, 768486, 1024648, 1280810, 1536972, 1921215, 2049296, 2561620, 3073944, 3842430, 5123240, 6147888, 7684860, 10246480, 15369720, 30739440]

約数ペア:

[(1, 30739440), (2, 15369720), (3, 10246480), (4, 7684860), (5, 6147888), (6, 5123240), (8, 3842430), (10, 3073944), (12, 2561620), (15, 2049296), (16, 1921215), (20, 1536972), (24, 1280810), (30, 1024648), (40, 768486), (48, 640405), (60, 512324), (80, 384243), (120, 256162), (240, 128081), (263, 116880), (487, 63120), (526, 58440), (789, 38960), (974, 31560), (1052, 29220), (1315, 23376), (1461, 21040), (1578, 19480), (1948, 15780), (2104, 14610), (2435, 12624), (2630, 11688), (2922, 10520), (3156, 9740), (3896, 7890), (3945, 7792), (4208, 7305), (4870, 6312), (5260, 5844)]