51861360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{769}}^1$

素因数の和:1066

約数の個数: 80

約数和(自身を含む): 161552160

約数和(自身を除く): 109690800

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, 769, 843, 1124, 1405, 1538, 1686, 2248, 2307, 2810, 3076, 3372, 3845, 4215, 4496, 4614, 5620, 6152, 6744, 7690, 8430, 9228, 11240, 11535, 12304, 13488, 15380, 16860, 18456, 22480, 23070, 30760, 33720, 36912, 46140, 61520, 67440, 92280, 184560, 216089, 432178, 648267, 864356, 1080445, 1296534, 1728712, 2160890, 2593068, 3241335, 3457424, 4321780, 5186136, 6482670, 8643560, 10372272, 12965340, 17287120, 25930680, 51861360]

約数ペア:

[(1, 51861360), (2, 25930680), (3, 17287120), (4, 12965340), (5, 10372272), (6, 8643560), (8, 6482670), (10, 5186136), (12, 4321780), (15, 3457424), (16, 3241335), (20, 2593068), (24, 2160890), (30, 1728712), (40, 1296534), (48, 1080445), (60, 864356), (80, 648267), (120, 432178), (240, 216089), (281, 184560), (562, 92280), (769, 67440), (843, 61520), (1124, 46140), (1405, 36912), (1538, 33720), (1686, 30760), (2248, 23070), (2307, 22480), (2810, 18456), (3076, 16860), (3372, 15380), (3845, 13488), (4215, 12304), (4496, 11535), (4614, 11240), (5620, 9228), (6152, 8430), (6744, 7690)]