20121577728

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26927}}^1$

素因数の和:27092

約数の個数: 144

約数和(自身を含む): 61645731840

約数和(自身を除く): 41524154112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 139, 168, 192, 224, 256, 278, 336, 384, 417, 448, 556, 672, 768, 834, 896, 973, 1112, 1344, 1668, 1792, 1946, 2224, 2688, 2919, 3336, 3892, 4448, 5376, 5838, 6672, 7784, 8896, 11676, 13344, 15568, 17792, 23352, 26688, 26927, 31136, 35584, 46704, 53376, 53854, 62272, 80781, 93408, 106752, 107708, 124544, 161562, 186816, 188489, 215416, 249088, 323124, 373632, 376978, 430832, 565467, 646248, 747264, 753956, 861664, 1130934, 1292496, 1507912, 1723328, 2261868, 2584992, 3015824, 3446656, 3742853, 4523736, 5169984, 6031648, 6893312, 7485706, 9047472, 10339968, 11228559, 12063296, 14971412, 18094944, 20679936, 22457118, 24126592, 26199971, 29942824, 36189888, 44914236, 48253184, 52399942, 59885648, 72379776, 78599913, 89828472, 104799884, 119771296, 144759552, 157199826, 179656944, 209599768, 239542592, 314399652, 359313888, 419199536, 479085184, 628799304, 718627776, 838399072, 958170368, 1257598608, 1437255552, 1676798144, 2515197216, 2874511104, 3353596288, 5030394432, 6707192576, 10060788864, 20121577728]

約数ペア:

[(1, 20121577728), (2, 10060788864), (3, 6707192576), (4, 5030394432), (6, 3353596288), (7, 2874511104), (8, 2515197216), (12, 1676798144), (14, 1437255552), (16, 1257598608), (21, 958170368), (24, 838399072), (28, 718627776), (32, 628799304), (42, 479085184), (48, 419199536), (56, 359313888), (64, 314399652), (84, 239542592), (96, 209599768), (112, 179656944), (128, 157199826), (139, 144759552), (168, 119771296), (192, 104799884), (224, 89828472), (256, 78599913), (278, 72379776), (336, 59885648), (384, 52399942), (417, 48253184), (448, 44914236), (556, 36189888), (672, 29942824), (768, 26199971), (834, 24126592), (896, 22457118), (973, 20679936), (1112, 18094944), (1344, 14971412), (1668, 12063296), (1792, 11228559), (1946, 10339968), (2224, 9047472), (2688, 7485706), (2919, 6893312), (3336, 6031648), (3892, 5169984), (4448, 4523736), (5376, 3742853), (5838, 3446656), (6672, 3015824), (7784, 2584992), (8896, 2261868), (11676, 1723328), (13344, 1507912), (15568, 1292496), (17792, 1130934), (23352, 861664), (26688, 753956), (26927, 747264), (31136, 646248), (35584, 565467), (46704, 430832), (53376, 376978), (53854, 373632), (62272, 323124), (80781, 249088), (93408, 215416), (106752, 188489), (107708, 186816), (124544, 161562)]