399490416

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3617}}^1$

素因数の和:3703

約数の個数: 120

約数和(自身を含む): 1224765360

約数和(自身を除く): 825274944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 59, 72, 78, 104, 117, 118, 144, 156, 177, 208, 234, 236, 312, 354, 468, 472, 531, 624, 708, 767, 936, 944, 1062, 1416, 1534, 1872, 2124, 2301, 2832, 3068, 3617, 4248, 4602, 6136, 6903, 7234, 8496, 9204, 10851, 12272, 13806, 14468, 18408, 21702, 27612, 28936, 32553, 36816, 43404, 47021, 55224, 57872, 65106, 86808, 94042, 110448, 130212, 141063, 173616, 188084, 213403, 260424, 282126, 376168, 423189, 426806, 520848, 564252, 640209, 752336, 846378, 853612, 1128504, 1280418, 1692756, 1707224, 1920627, 2257008, 2560836, 2774239, 3385512, 3414448, 3841254, 5121672, 5548478, 6771024, 7682508, 8322717, 10243344, 11096956, 15365016, 16645434, 22193912, 24968151, 30730032, 33290868, 44387824, 49936302, 66581736, 99872604, 133163472, 199745208, 399490416]

約数ペア:

[(1, 399490416), (2, 199745208), (3, 133163472), (4, 99872604), (6, 66581736), (8, 49936302), (9, 44387824), (12, 33290868), (13, 30730032), (16, 24968151), (18, 22193912), (24, 16645434), (26, 15365016), (36, 11096956), (39, 10243344), (48, 8322717), (52, 7682508), (59, 6771024), (72, 5548478), (78, 5121672), (104, 3841254), (117, 3414448), (118, 3385512), (144, 2774239), (156, 2560836), (177, 2257008), (208, 1920627), (234, 1707224), (236, 1692756), (312, 1280418), (354, 1128504), (468, 853612), (472, 846378), (531, 752336), (624, 640209), (708, 564252), (767, 520848), (936, 426806), (944, 423189), (1062, 376168), (1416, 282126), (1534, 260424), (1872, 213403), (2124, 188084), (2301, 173616), (2832, 141063), (3068, 130212), (3617, 110448), (4248, 94042), (4602, 86808), (6136, 65106), (6903, 57872), (7234, 55224), (8496, 47021), (9204, 43404), (10851, 36816), (12272, 32553), (13806, 28936), (14468, 27612), (18408, 21702)]