221791080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1153}}^1$

素因数の和:1403

約数の個数: 128

約数和(自身を含む): 764409600

約数和(自身を除く): 542618520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 840, 916, 1145, 1153, 1374, 1603, 1832, 2290, 2306, 2748, 3206, 3435, 3459, 4580, 4612, 4809, 5496, 5765, 6412, 6870, 6918, 8015, 8071, 9160, 9224, 9618, 11530, 12824, 13740, 13836, 16030, 16142, 17295, 19236, 23060, 24045, 24213, 27480, 27672, 32060, 32284, 34590, 38472, 40355, 46120, 48090, 48426, 64120, 64568, 69180, 80710, 96180, 96852, 121065, 138360, 161420, 192360, 193704, 242130, 264037, 322840, 484260, 528074, 792111, 968520, 1056148, 1320185, 1584222, 1848259, 2112296, 2640370, 3168444, 3696518, 3960555, 5280740, 5544777, 6336888, 7393036, 7921110, 9241295, 10561480, 11089554, 14786072, 15842220, 18482590, 22179108, 27723885, 31684440, 36965180, 44358216, 55447770, 73930360, 110895540, 221791080]

約数ペア:

[(1, 221791080), (2, 110895540), (3, 73930360), (4, 55447770), (5, 44358216), (6, 36965180), (7, 31684440), (8, 27723885), (10, 22179108), (12, 18482590), (14, 15842220), (15, 14786072), (20, 11089554), (21, 10561480), (24, 9241295), (28, 7921110), (30, 7393036), (35, 6336888), (40, 5544777), (42, 5280740), (56, 3960555), (60, 3696518), (70, 3168444), (84, 2640370), (105, 2112296), (120, 1848259), (140, 1584222), (168, 1320185), (210, 1056148), (229, 968520), (280, 792111), (420, 528074), (458, 484260), (687, 322840), (840, 264037), (916, 242130), (1145, 193704), (1153, 192360), (1374, 161420), (1603, 138360), (1832, 121065), (2290, 96852), (2306, 96180), (2748, 80710), (3206, 69180), (3435, 64568), (3459, 64120), (4580, 48426), (4612, 48090), (4809, 46120), (5496, 40355), (5765, 38472), (6412, 34590), (6870, 32284), (6918, 32060), (8015, 27672), (8071, 27480), (9160, 24213), (9224, 24045), (9618, 23060), (11530, 19236), (12824, 17295), (13740, 16142), (13836, 16030)]