208749408

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 643507200

約数和(自身を除く): 434757792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 199, 223, 224, 294, 336, 392, 398, 446, 588, 597, 669, 672, 784, 796, 892, 1176, 1194, 1338, 1393, 1561, 1568, 1592, 1784, 2352, 2388, 2676, 2786, 3122, 3184, 3568, 4179, 4683, 4704, 4776, 5352, 5572, 6244, 6368, 7136, 8358, 9366, 9552, 9751, 10704, 10927, 11144, 12488, 16716, 18732, 19104, 19502, 21408, 21854, 22288, 24976, 29253, 32781, 33432, 37464, 39004, 43708, 44377, 44576, 49952, 58506, 65562, 66864, 74928, 78008, 87416, 88754, 117012, 131124, 133131, 133728, 149856, 156016, 174832, 177508, 234024, 262248, 266262, 310639, 312032, 349664, 355016, 468048, 524496, 532524, 621278, 710032, 931917, 936096, 1048992, 1065048, 1242556, 1420064, 1863834, 2130096, 2174473, 2485112, 3727668, 4260192, 4348946, 4970224, 6523419, 7455336, 8697892, 9940448, 13046838, 14910672, 17395784, 26093676, 29821344, 34791568, 52187352, 69583136, 104374704, 208749408]

約数ペア:

[(1, 208749408), (2, 104374704), (3, 69583136), (4, 52187352), (6, 34791568), (7, 29821344), (8, 26093676), (12, 17395784), (14, 14910672), (16, 13046838), (21, 9940448), (24, 8697892), (28, 7455336), (32, 6523419), (42, 4970224), (48, 4348946), (49, 4260192), (56, 3727668), (84, 2485112), (96, 2174473), (98, 2130096), (112, 1863834), (147, 1420064), (168, 1242556), (196, 1065048), (199, 1048992), (223, 936096), (224, 931917), (294, 710032), (336, 621278), (392, 532524), (398, 524496), (446, 468048), (588, 355016), (597, 349664), (669, 312032), (672, 310639), (784, 266262), (796, 262248), (892, 234024), (1176, 177508), (1194, 174832), (1338, 156016), (1393, 149856), (1561, 133728), (1568, 133131), (1592, 131124), (1784, 117012), (2352, 88754), (2388, 87416), (2676, 78008), (2786, 74928), (3122, 66864), (3184, 65562), (3568, 58506), (4179, 49952), (4683, 44576), (4704, 44377), (4776, 43708), (5352, 39004), (5572, 37464), (6244, 33432), (6368, 32781), (7136, 29253), (8358, 24976), (9366, 22288), (9552, 21854), (9751, 21408), (10704, 19502), (10927, 19104), (11144, 18732), (12488, 16716)]